GEAS Questions

8/20/2019 GEAS Questions

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GEAS QUESTIONS

An instrument that separates particles of different isotropic composition and measuretheir individual relative masses.a. mass spectrometerb. barometer

c. hydrometerd. galvanometer These are compounds containing water molecule loosely bound to the othercomponents.a. isotopeb. hydratesc. iond. mixture If a more active element replaces a less active one in a compound, the reaction is:a. combustion reactionsb. replacement reaction

c. metathesisd. neutrelization

If a single reactant if transformed by heat or electricity into two or more products,the type of reaction is:a. decompositionb. combinationc. displacementd. double displacement

The numerical value for standard pressure of any gas isa. 7 mm!gb. 7" cm!gc. 7" mm!gd. 7. cm!g

Any process extracting the metal in a fused state is called#a. $alcinationb. %oastingc. &meltingd. 'roth flotation process

(hich of the following does not change with the change in temperature#a. )olumeb. *ass

c. +ressured. ensity

A device used to messure densitya. manometerb. hydrometerc. spectrometerd. densimeter



The statement -mass is neither created nor destroyed in a chemical reaction- isnown as:a. The law of conservation of massb. The law of constant compositionc. The law of multiple proportion

d. The law of chemical reaction

(hat ind of chemical bond will form in binary compound where the electronegativitydifference between atoms is greater than /."a. Ionic bondb. $ovalent bondc. *etallic bondd. $hemical bond

(hat ind of chemical bond will form in binary compound where the electronegativitydifference between atoms is less than 0.1

a. $ovalent bondb. Ionic bondc. *etallic bondd. $hemical bond

The element which has a mass of about 2 amu is beryllium 34e5, atomic number 6.what is the charge on the 4e atoma. 6b. 8c. 96d. neutral

The horizontal arrangement of element of increasing atomic number in a periodictable is called:a. periodb. groupc. familyd. row

%efer to atoms or ions, which have the same electronic configuration.a. isoelectronicb. isotopec. isometricd. isotomic

(hich group of the periodic table is nown as the alali metals#a. roup I



b. roup I)c. roup IIId. roup )II

(hich group is nown as the halogens#a. roup )b. roup IIc. roup )IId. roup III

The mass that enters into a chemical reaction remains the unchanged as a result ofthe reaction. In precise form: mass in neither created nor destroyed. This is nownas:a. The law of conservation of massb. The law of definite proportion

c. The law of multiple proportiond. The law of conservation of energy

(hen the same element can form two different compounds, the ratio of masses ofone of the element in the two compounds is a small whole number relative to a givenmass of the other element. This is nown as:a. The law of consevation of massb. The law of definite proportionc. The law of multiple proportiond. The law of conservation of energy

The ratio of the density of the test li;uid to the density of a reference li;uid is called#a. specific gravityb. relative gravityc. specific weightd. relative weight

!ow many electrons are there in a covalent bond#a. <

b. /c. 6d. 8

The &I unit of temperature isa. 'ahreheitb. =elvinc. $elsius



d. %anine

The elements that a compound is composed of are present in fixed and preciseproportion by mass. This is nown as:

a. The law of constant compositionb. The law of conservation of massc. The law of multiple proportiond. The law of conservation of energy

The mass to the nearest atomic9mass unit of an atom which contains 2 protons and0" neutrons.a. 0" amub. 02 amuc. 01 amud. /0 amu

The number of protons in the nucleus of an atom is called#a. atomic numberb. percent abundancec. atomic weightd. oxidation number

The measure of the resistance of an ob>ect to change in its state of motion is calleda. momentum

b. massc. inertiad. velocity

%efers to the agreement of a particular value with the true value.a. precisionb. errorc. toleranced. accuracy

%efers to the degree of agreement among several measurements of the same;uantitya. accuracyb. precisionc. errord. margin



A property of matter that is often used by chemist as an -identification tag- for asubstancea. massb. molarityc. density

d. volume

+orton and neutron can be broen down further into elementary particles calleda. ;uarsb. ionsc. isotoped. wars

The principle of constant composition of compounds, originally called -+roust?s @aw-

is now nown as:a. The law of multiple proportionb. The law of definite proportionc. The law of conservation of massd. The law of compounds

The mass of an alpha particle is how many time more than that of the electrona. 08<7 timesb. 7<"" timesc. 08/2 timesd. 017 times

Atom with the same number of protons but different number of neutrons are calleda. ionsb. ;uarsc. isotopesd. compounds

The force that hold atoms together are called

a. mechanical bondb. formula bondc. atomic bondd. chemical bond

An atom or group of atoms that has a net positive or negative charge is calleda. ionsb. isotopes



c. positrond. polymer

A positve ion is called

a. positronb. anionc. cationd. ;uars

A negative ion is calleda. positronb. anionc. cationd. ;uars

The force of attraction between oppositely charge ions is calleda. ionic bondingb. covalent bondingc. polar bondingd. metallic bonding

The vertical arrangement of elements in the periodic table is calleda. periodb. group

c. seriesd. column

If the number of gas molecule is doubled in a certain volume of gas, the pressurea. is decreased to half b. is doubledc. is increased by half d. remains unchanged

A symbol refresentation to emphasize the valence shell of an atom is calleda. argand diagramb. canstellation diagramc. electron dot diagramd. structural diagram



from which elements do the number of electrons in their outer or valence shellcorrespond to their group number#a. transition groupb. noble gasc. representative or main groupd. metals

(hat is the maximum number of electron that can fit into a -p- orbitala. /b. 6c. d. 8

(hich group of the periodic table is nown as the alaline eartha. roup 0

b. roup /c. roup <d. roup 6

(hich group of the periodic table is nown as the noble gasesa. roup 1b. roup c. roup 7d. roup 8

The components resulting from the reactions are calleda. productsb. reductantsc. reactantsd. oxidants

$ompounds which contain only carbon and hydrogen are calleda. polumorphsb. hydrocarbons

c. polycarbond. plastics

(hich of the following designation means that the amount of solute is expressed inphysical mass units, i.e., grams, and the amount of solution 3not solvent5 isexpressed in volume units, i.e., mililiters.a. vvb. wv



c. wwd. vw

The property of li;uid which describes their resistance to flow is called

a. viscosityb. elasticityc. glueynessd. sticiness

The anions and cations which are unaffected by the reaction in solution are calleda. neutral ionsb. spectator ionsc. noble ionsd. observer ions

A reaction in which heat is produced is calleda. exothermicb. isothermicc. endothermicd. pyrothermic

A reaction in which heat is absorbed is calleda. exothermicb. isothermic

c. endothermicd. pyrothermic

In oxidation9reduction or redox reactions, the component supplying the electrons iscalled thea. reductantb. reducing agentc. oxidantd. acceptor

In oxidation9reduction or redox reactions, the component receiving the electrons iscalled thea. reductantb. reducing agentc. oxidantd. acceptor



A covalent bond formed by the combination of collinear p orbitals is also called aa. alpha bondb. sigma bondc. delta bondd. gamma bond

The tendency of atoms to attract electrons into their valence shell to form anions isdescribed by the concept of a. electronegativityb. electron mobilityc. electron affinityd. electron ability

The tendency of an atom to attract electrons are shared in a covalent bond is called

a. electronegativityb. electron mobilityc. electron affinityd. electron ability

A covalent bond between atoms or identical electronegativity is calleda. polarb. bipolarc. nonpolard. monopolar

A formula which describes only the number of each element in the molecule is calleda. structural formulab. molecular formulac. empirical formulad. ionic formula

The formula that describes how atoms are >oined together is called thea. structural formula

b. molecular formulac. empirical formulad. ionic formula

The pairs of electrons not shared in the covalent bond are calleda. bonded electronb. free electronc. valence electron



d. nonbonded electrons or lone pairs

The word atom comes from the ree word, atomos meaninga. uni;ue

b. cannot be cutc. singled. cannot be destroyed

The central part of an atom is calleda. nucleusb. corec. hubd. heart

The mass of a proton is about how many times the mass of an electrona. 0<2b. 08<7c. 0<87d. 0187

The particles in the nucleus, namely the nuetrons and the protons, are collectivelyreferred to asa. positronsb. electrods

c. nucleonsd. isotopes

The number of orbiting electron is normally BBBBBBBBB the number of protons in thenucleus of an atom.a. more thanb. less thanc. e;uald. half

The net electric charge of any atom isa. zerob. 0c. 90d. dependent on the number of protons in the nucleus



Cnder normal state, an atom is said to bea. positively chargeb. negatively chargec. electrically neutrald. positively or negatively charge

The word electron comes from the ree word -eletron- which meansa. cannot be cutb. amberc. uni;ued. negative

The word proton comes from the ree word -proteios- meaninga. of first importanceb. with positive charge

c. uni;ued. cannot be cut

A solid which has no crystalline structure is calleda. Don9crystallineb. Amorphousc. 'usedd. Immisible

A chemical substance which readily evaporates and readily diffuses at ordinary roomtemperature and pressure conditions is calleda. inflammableb. inertc. volatiled. corrosive

(hich of the following falls under fluids#a. solidb. gas

c. li;uidd. both gas and li;uid

The gasses that rarely tae part in a chemical reaction are calleda. miscible gasesb. volatile gasesc. noble gasesd. +ermanent gases



(hich type of ions, metals form when enter into chemical reaction#a. Degative ionsb. +ositive ions

c. Either positive or negative ionsd. They do not form any ions

The chemical name for baing soda isa. &odium bicarbonateb. &odium sulphatec. &odium chlorided. &odium carbonate

The subatomic perticle with a negative charge and mass of 2.0 F 0"G9<0 =g isa. +rotonb. Deutronc. Electrond. +ositron

The subatomic perticle with a negative charge and mass of 2.0 F 0"G9/7 =g isa. +rotonb. Deutronc. Electrond. +ositron

Deutron was discovered bya. H.H. Thompsonb. $hadwicc. %utherfordd. Einstein

Electron was discovered by

a. H.H. Thompsonb. $hadwicc. %utherfordd. Einstein

+roton was discovered bya. H.H. Thompsonb. $hadwic



c. %utherfordd. Einstein

The isotopes of an element differ in the number of

a. electronsb. neutronsc. protons and neutronsd. 4oth

The isotopes of hydrogen isa. protiumb. deuteriumc. tritiumd. all of the above

The isotope of hydrogen with only one neutron is calleda. +rotiumb. deuteriumc. tritiumd. monotium

The isotope of hydrogen with two neutron is calleda. +rotiumb. deuterium

c. tritiumd. politium

The atoms having different atomic numbers but the same mass number are calleda. isotonesb. isotopesc. homologuesd. isobars

The atoms which have the same number of neutrons but different mass numbers arecalleda. isotopesb. isotonesc. homologuesd. isobars



%utherford model on an atom had failed to explaina. the location of electrons in an atomb. the position of protons and neutronsc. the distribution of electrons around the nucleusd. both 3A5 and 345

The concept that electrons revolve around the nucleus in specific paths called orbitsor energy levels was proposed bya. %utherfordb. Deil 4ohrc. H.H. Thompsond. $hadwic

The number of atoms 3."/< F 0"G/<5 present in 0/ grams of carbon90/ is calleda. Avogadro?s constant

b. +lanc?s constantc. %einhold?s constantd. 4ohr?s constant

The chemical formula which shows the relative number of atoms of all the elementpresent in a compound is calleda. molecular formulab. empirical formulac. structural formulad. compound formula

The chemical formula which shows the exact numbers of atoms of all the elementspresent in a compound is calleda. molecular formulab. empirical formulac. structural formulad. compound formula

(hen an atom loses an electron, it forms

a. $ationb. Either cation or anionc. Aniond. Deither cation or an anion

(hen an atom gains an electron, it formsa. $ationb. Either cation or anion



c. Aniond. Deither cation or an anion

The maximum number of electrons, the first energy level can accommodate in an

atom isa. Twob. Eightc. &ixteend. Thirty two

The F9rays were discovered bya. *adam $urieb. +ierre $uriec. !enry 4ec;uereld. (.$. %oentgen

At any point along a streamline in an ideal fluid in steady flow, the sum of thepressure,the potential energy per unit volume and the inetic energy per unit volumehave the same value. This concept is nown asa. 4ernoulli?s Energy +rincipleb. 'luid Theoremc. +ascal?s Theoremd. !ydraulic Theorem

The wor done by all forces except the gravitational force is always e;ual to the BBBBBBBB of the system.a. Total mechanical energyb. Total potential energyc. Total inetic energyd. Total momentum

(hen the two waves of the same fre;uency, speed and amplitude traveling inopposite directions are superimpossed,a. The phase difference is always zero

b. distractive waves are producedc. standing waves are producedd. constructive interference always results

According to this law, -The force between two charge varies directly as themagnitude of each charge and inversely as the s;uare of the distance betweenthem.-a. @aw Cniversal ravitation



b. Dewton?s @awc. Inverse &;uare @awd. $oulomb?s @aw

It describes the luminous flux incidence per unit area and is expressed in lumens pers;uare metera. Illuminanceb. @uminancec. @uminous intensityd. %adiance

The fluid pressure is the same in all directions. This is nown as BBBBBBBBBB.a. +ascal?s +rincipleb. 4ernoulli?s Theoremc. Ideal 'luid +rinciple

d. Archimedes +rinciple

The amount of heat needed to change solid to li;uid isa. condensationb. cold fusionc. latent heat of fusiond. solid fusion

At the boiling point of a li;uid, the vapor pressure

a. is e;ual to external pressure on the surface of the li;uidb. is greater than the atmospheric pressurec. is less than the atmospheric pressured. can have any value

(hich of the following thermometers is best suited for measuring a temperature ofnearly 01"" degree $elciusa. as thermometerb. +latinum resistance thermometerc. Thermo couple thermometer

d. *ercury thermometer

The energy stored in a stretched elastic material such as spring isa. mechanical energyb. elestic potential energyc. internal energyd. inetic energy



In +hysics, if @' and @) are the latent heat of fusion and vaporization, respectively,which of the following e;uations is apply in detemining the amount of energy neededto freeze a li;uid.a. J 9mlf

b. J 9mlvc. J mlf d. J mlv

(hich of the following is true# The density of watera. is maximum at 6 degree celciusb. ecreased as the temperature is increasedc. is minimum at 6 degree celciusd. increased with temperature

(hen the pitch of a note is raised then, itsa. fre;uency decreasesb. wavelength is increasedc. fre;uency increasesd. none of the above is true

$ohesion is the attraction between lie BBBBBBB.a. atomb. elementc. compound

d. molecule

The ;uantity nown as specific heat is based on:a. The increase in temperature due to inductionb. The heat needed for one pound of water to boilc. The heat needed to increase the temperature to one gram of substance onedegree celciusd. The amount of heat re;uired to melt on g of lead

Kn decreasing the pressure, the boiling point of water willa. increaseb. remains unaffectedc. decreased. may increasedecrease depending on the pressure

(hen sugar is added to water, its boiling point



a. increasesb. remains unaffectedc. decreasesd. Any of the above is possible

(hich of the following processes of heat transfer re;uires the presence of a li;uida. conductionb. convectionc. radiationd. none of the above

(hen salt is added to water, its boiling pointa. increasesb. decreasesc. remains unaffected

d. may increasedecrease depending on the pressure

(hich of the following propagates with the same speed as the speed of light#a. The sound wavesb. The heat wavesc. The shoc wavesd. The 4eta rays

(hich of the following is not true about sond waves

a. they transmit the energyb. they are propagated as a series of compressions and rate fractionsc. they travel faster in air that in solidsd. they produce interference

&ound waves in air area. @ongitudinalb. Deither longitudinal or transversec. Transversed. &tationary

Dormal range of the fre;uency of sound, when the human beings can hear, isa. less than /" !zb. more than /1,""" !zc. /" !z to /",""" !zd. all of these



The loudness of sound depends upon itsa. (avelengthb. 're;uencyc. Amplituded. All of the above

&ound above the fre;uency of /",""" !z is calleda. &upersonic soundb. Infrasonic soundc. !ypersonic soundd. Cltrasonic sound

The surface of the thermos flas is silvered for minimizing heat transfer by whatprocess#

a. conductionb. radiationc. convectiond. vaporization

(ater starts boiling whena. its temperature reaches 0"" degree $elciusb. Its vapor pressere e;uals 7 cm !gc. Its saturated vapor pressure e;uals the external pressure on its surfaced. its saturated vapor pressure is less than the atmospheric pressure

1"" gm of water at 6 degree $elcius occupies acertain volume ). (hich of thefollowing statements is correct#a. It will weigh less than one pound of water at Lero degree $elciusb. It will weigh more than 1"" gm of water at zero degree $elciusc. Its volume will decrease when its temperature is loweredd. its volume will increase when its temperature is lowered or raised

!eat will flow from one body to another in thermal contact with it, when they differ

ina. massb. specific heatc. densityd. temperature

The amount of heat which is absorved during the change of state of a substancewithout rise in its temperature is called its



a. specific heatb. latent heatc. thermal conductivityd. water e;uivalent

The scientist who systematically demonstrated the e;uivalence of mechanical energyand heat wasa. Houleb. 4oltzmannc. 'aradayd. =elvin

Kn a sunny day at the beach, the sand gets so hot and the water stays relatively coolis due to the difference in BBBBB of water and sanda. density

b. specific heatc. depthd. thermal conductivity

The instrument, which measures temperature by radiation, is calleda. thermopileb. thermometerc. pyrometerd. hyrometer

(hen the temperature of an ideal gas is increased at contant pressure.a. the potential energy of molecules increasesb. the potential energy of molecules decreasesc. the inetic energy of molecule increasesd. the inetic energy of molecule decreases

The root mean s;uare speed of the molucule of the gas isa. independent to its pressure +b. directly proportional to s;uare root of +

c. directly proportional to the s;uare of its temperature Td. proportional to T

At what temperature do both the centigrate and fahrenheit thermometers shows thesame reading#a. 9<8 degreesb. 96" degreesc. 96/ degrees



d. 91" degrees

A mercury thermometer is constructed ata. room temperature

b. a temperature higher the the maximum range of the thermometerc. a temperature lower than the minimum range of the temperatured. atmospheric pressure

The boiling point of water on plains is 0"" degrees $elcius. At hills it will bea. 0"" degrees $elciusb. less than 0"" degrees $elciusc. *ore than 0"" degrees $elciusd. may be any of the above

It is hotter over the top of a fire than at the same distance on the sies because of a. convection of heatb. conduction of heatc. radiation of heatd. conduction, convection and radiation of heat

The density of water isa. same at all temperatureb. maximum at 6 degrees $elciusc. *inimum at 6 degrees $elcius

d. maximum at zero degrees $elcius

(hen a substance is heated, itsa. molucules move more slowlyb. molecules move more rapidlyc. there is no change in the speed of its moleculesd. its temperature always increases

(hen common salt is sprinled on ice the temperature of icea. increasesb. decreasesc. remains unchangedd. none of these

The minimum temperature which can be measered with mercury thermometer isa. Lero degrees $elcius



b. 9/7< degrees $elciusc. 9<2 degrees $elciusd. 906< degrees $elcius

A wave in which the particles of the material move up and down as the wave goesfrom left to right is called aa. longitudinal waveb. transverse wavec. standing waved. none of these

(hen waves goes from one point to another they transforta. Energy and *atterb. (avelenght and *atterc. 're;uency only

d. Energy only

The phenominon of damping results in decrease ina. fre;uencyb. velocityc. wavelenghtd. amplitude

Echo is formed as a result of

a. refraction of soundb. diffraction of soundc. interference of soundd. reflection of sound

The characteristic of sound which enables us to distinguish two musical notes havingthe same fre;uency and loudness is calleda. pitchb. intensityc. timber

d. decible

(hich of the following could be a longitudinal wave#a. electromagnetic wavesb. a sound wave in airc. a water waved. wave on a vibrating string



A ecibel is aa. musical instrumentb. highest fre;uency emitted by a tuning forc. a measure of intensity level

d. a measure of clarity of sound

A collision in which the total inetic energy after collision is less than before collisionis calleda. off center collisionb. inelastic collisionc. straight line collisiond. elastic collision

(henever a net force acts on a body, it produces acceleration in the direction of theresultant force, an acceleration that is directly proportional to the mass of the body.This theory is popularly nown asa. Dewton?s &econd @aw of *otionb. Dewton?s 'irst @aw of *otionc. !ooe?s @aw of E;uilibriumd. 'araday?s @aw of 'orces

To maximize the horizontal range of the pro>ectile, which of the following applies#a. *aximize velocityb. maximize the angle of elevation and velocity

c. maximize the angle of elevationd. The tangent fuction of the angle of tra>ectory must be e;ual to one

The moment of inertia of a plane figure, BBBBBBB.a. increase as the distance of the axis moves farther from the centroidb. is maximum at the centroidal axisc. is zero at the centroidal axisd. decrease as the distance of the axis moves farther from the centroid

A measure of a resistance of the body if offers to any change in it?s angular velocity,determined by its mass and distribution of its mass about the axis rotation is nownas BBBBB.a. moment of inertiab. frictionc. torsiond. angular acceleration



*omentum is the product of mass and BBBBBB.a. accelerationb. velocityc. forced. time

$entrifugal force is BBBBBBB.a. directly proportional to the radius of the curveb. directly proportional to the s;uare of the tngential velocityc. inversely proportional to the s;uare of the tangential velocityd. directly proportional to the s;uare of the weight of the ob>ect

According to htis law, -The force between two charges varies directly as themagnitude of each charge and inversely as the s;uare of the distance between

them-.a. @aw of Cniversal ravitationb. $oulomb?s @awc. Dewton?s @awd. Inverse &;uare @aw

(hen the total inetic energy of the system is the same as before and after collisionof two bodies, it is calleda. +lastic collisionb. Inelastic collisionc. Elastic collision

d. &tatic collision

In a polar coordinate system, the lenght of the ray segment from a fixed origin isnown as BBBBBB.a. amplitudeb. radius vectorc. hypothenused. minimum point

*omentum is property related to the ob>ect?s BBBBBBB.a. motion and massb. mass and accelerationc. motion and weightd. weight and velocity



The study of motion without reference to the force that causes the motion is nownas BBBBB.a. staticsb. dynamicsc. ineticsd. inematics

)arignon?s theorem is used to determine BBBBB.a. location of the centroidb. moment of inertiac. mass moment of inertiad. moment of area

The periodic oscillations either up or down or bac and fourth motion in the straightline is nown as BBBBBB.

a. transverse harmonic motionb. resonancec. rotational harmonic motiond. translational harmonic motion

A freely falling body is a body in rectilinear motion and with constant BBBBBB.a. velocityb. speedc. decelerationd. acceleration

(hat is the charge in the gravitational attraction between an orbiting ob>ect and theearth if the distance between them is doubled#a. no changeb. one half c. doubled. one fourth

with reference to the thermodynamics diagram of temperature 9 entropy 3T&5, what

is represented by the area under the diagram#a. wor doneb. enthalpyc. temperature differenced. heat transferred

(hat is the standard acceleration due to gravitational force#a. </ ftsecsec



b. 28" ftsecsecc. </ msecsecd. 28 ftsecsec

(hich of the following collision is an elastic collision#a. Two bodieas move towards each other, collide and then move away from eachother. There is a rise in temperatureb. Two bodies collide and the sound of collision is heard by a blind manc. Two steel balls collide such that their inetic energy is conservedd. A man >umps on to a moving cart

A mass is revolving in a circle which is in the plane of paper. The direction ofcentripetal acceleration is along the radius:a. away from the center radiusb. toward the center

c. at right angle to angular velocityd. none of the above

(hen a mass is rotating in a plane about a fixed point, its angular momentum isdirected along:a. the radiusb. a line at an angle of 61 degrees to the plane of the rotationc. the tangent to orbitd. the axis of rotation

A solid iron sphere A rolls an inclined plane, while an identical hollow sphere 4 slidedown the plane in a frictionless manner. At the bottom of the inclined plane, the totalinetic energy of sphere A is:a. less than that of 4b. more than that of 4c. e;ual to that of 4d. sometimes more sometimes less

(hich of the following has the highest moment of inertia when each of them has the

same mass and the same radius#a. A hallow sphere about one of its diameterb. A solid sphere about one of its diameterc. A disc about its central axis perpendicular to the plane of the discd. All of the above have the same moment of inertia

(hen a planet move around the sun,a. the angular momentum remains conserved



b. the angular speed remains constantc. the linear velocity remains constantd. the linear momentum remains constant

(hat eeps an earth satellite moving on its orbit#a. ravitational attraction between satellite and earthb. E>ection gases from the exhaust of the satellitec. 4urning of fueld. ravitational attraction of sun

The value of universal gravitational constant depends upon:a. nature of material of two bodiesb. heat content of two bodiesc. acceleration of two bodiesd. none of these

If the mass of an ob>ect could be doubled, then its inertia would bea. halvedb. doubledc. unchangedd. ;uaddrupled

It shows the forces acting on an isolated ob>ect.a. force diagram

b. schematic diagramc. free body diagramd. force polygon

A wagon is uniformly accelerating from rest. The net force acting on the wagon isa. zerob. increasingc. constantd. decreasing

If the mass of an ob>ect were doubled, its acceleration due to gravity would bea. doubled alsob. unchangec. halvedd. fivefold



(hich of the following is not a vector ;uantity#a. forceb. energyc. weightd. velocity

(hich of the following is not a scalar ;uantity#a. timeb. worc. temperatured. displacement

The resultant of two concurrent forces is minimum when the angle between them isa. " degreeb. 2" degrees

c. 61 degreesd. 08" degrees

As the angle between two concurrent forces decreases from 08" degrees, theirresultanta. decreasesb. increasesc. unchangedd. cannot be determined

The maximum number of components that a single force may be revolved into isa. oneb. twoc. threed. four

The momentum of an ob>ect is the product of itsa. mass and displacementb. mass and velocity

c. force and displacementd. force and time

If the direction of an ob>ect?s momentum is west, the direction of the velocity of theob>ect isa. eastb. westc. north



d. south

The direction of an ob>ect?s momentum is always the same as the direction of theob>ect?s

a. inertiab. massc. weightd. velocity

The moment of inertia of a triangle with respect to the base how many times itsmoment of inertia with respect to its centroidal axisa. 0/b. <c. 06d. 1

(hen two ob>ects collide, which of the following is always true#a. the velocity of each ob>ect does not changeb. there is no change in displacement of each ob>ectc. there is no change in the inetic energy of each ob>ectd. there is no net charge in the total momentum of the ob>ects

The study of motion with reference to the force that causes the motion isa. ballistics

b. inematicsc. ineticsd. dynamics

(hat is the moment of inertia of a circle of radius r#a. pi x rG66b. pi x rG60/c. pi x rG601d. pi x rG60

The moment of inertia of a rectangle with respect to the base is how many times itsmoment of inertia with respect to the centroidal axis#a. /b. <c. 6d. 1



The moment of inertia of a triangle with respect to its base -b- isa. bG/ x hG/ 0/b. b x hG< c. b x hG< 0/d. b x hG< <

The moment of inertia of a circle with respect to its tangent is how many times itsmoment of inertia with respect to its centroidal axisa. /b. <c. 6d. 1

The moment of inertia is also called

a. *oment of massb. *oment of centerc. second moment of inertiad. moment of volume

Kne newton is e;uivalent toa. g9msb. g9mmsc. g9mssd. msG/ per ilogram

Thess are forces whose lines of action all pass through a common pointa. collinear forcesb. couplec. coplanar forcesd. concurrent forces

The radial distance from the axis to the point of application of the force is calleda. radius vector

b. lever armc. normald. displacement

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