1] In case of gear drive, numbers of teeth on pinion are ---------- than the gear.a. More b.less c.same2] In case of gear drive, the speed of gear is ---------- than the piniona. More b. less c. same3] ---------are the elements of belt drivea. belt b. driving pulley c. driven pulley d. all of the above4 ]---------cannot operate in adverse conditionsa. belt drive b. gear drive c.chain drive d. all of the above5] ---------are the elements of chain drivea. chain b.driving pulley c.driven pulley d. all of the above4] For ------------less space is required.a. belt drive b.gear drive c.chain drive d.all of the above5] The manufacturing cost of ----------- is very higha. belt drive b.gear drive c.chain drive d.all of the above6 ] In precise alignment is very important in ------a. belt drive b.gear drive c.chain drive d.all of the above7] in -----------lubrication is not requireda. belt drive b.gear drive c.chain drive d.all of the above8] -------- is nonpositive drive.a. belt drive b.gear drive c.chain drive d.all of the above9] If only one gear is mounted on each shaft and there is no relative motionbetween the axis of shafts ,than it is called asa. compound gear train b.simple gear trainc.epicyclic gear train d.all of the above10] spur gear are used to transmit motion between ----------- shaftsa. two perpendicular b. two parallel c. two inclined d.all of the above11] The teeth on spur gears are cut -----------a. perpendicular to the axis of gear b.inclined to the axis of gearc. parallel to the axis of gear d.none of the above12] Gear train is combination of ------------a.two or more gear b.one gear ane pulley c.one gear and one sprocket d.one pulley and one sprocket13] Gear ration defined as ration of --------- speeda. gear to pinion b.pinion to gear c. none of the above14] spur gear commonly used ina.machine tools b.watches c.automobile gear box d.all of the above15] If distance between the two gears is ------------- than the intermediate gearsare useda.Small b.very small c.large d.all of the above16] For effective functioning of chain drive ------------ is requireda.lubrication b. cleaning c.maintenance d.covering17] Chains are classified as -----------a.hoisting chains b.conveyor chains c.all of the above

18] The link of hoisting chains are --------a.oval shape b.square shape c.all the above19] The No. of teeth on pinion =50, Gear ratio=2, pinion speed=1500 rpm The No. ofteeth on gear and gear speed is:A .25 and 3000rpm b.100 and 750 rpm C.100 and 3000rpm d.25 and 750 rpm

20] The chains are made up of number of rigid links which are hinged together by using-- ------------a.pin joints b.ball joints c.roller joints d.none of the above21) Rubbers are -------in structure.

a) Crystalline b) non-crystalline c) Complex d) none of the above22) ----------loses its strength at high temperature.

a) Rubber b) cast iron c) Copper ) Steel23 PVC, PP & PE are commonly used-----------

a) Thermoplastics b) thermosetting plastics c) All the above24. Machine design include- a. Material selection. b .manufacturing of components. c. testing of components. d. all of above.25. Product needs to be designed for- a.functional requirement. b.appearance. c.user comfort. d.all of above.26. Following is not a type of machine design- a.product design b.system design. c.element design. d.process design. 27. Design of car is an example of- a. element design. b. system design. c.emperical design. d.none.28. Design of key is an example of- a. element design. b. system design. c. computer aided design. d. both a.&b.29. In optimum design, cost is a-------- a. Functional requirement b. undesirable effect c. effective parameter. d. both a & b30. in design procedure, the synthesis always followed by a. analysis b. selection of material c.ergonomics. d. aesthetics’31. In design procedure, last steps is a. selection of material b. definition of problem c. preparation of drawings.d. analysis of forces32. Which of the following strengths has maximum value? a) Elastic limit b) proportional limit c) Yield point d) ultimate strength33. Which of the following is a brittle material? a) Cast iron b) stainless steel c) Brass d)p plain carbon steel34. An element is a a) rigid body b) resistance body c) free body d)strong body35. Resistance body is a) Capable of transmitting force with no deformation b) Capable of transmitting force with uniform velocity c) Capable of transmitting force with negligible deformation d) Capable of transmitting only motion and not force36. Liquid can be used as a link a) Always b) sometimes c) Never d) only if density is very high37.Kinematic pair has two link a) Fixed together b) Connected together with constrained relative motion c) Connected together without relative motion d)Connected togetherwith free relative motion38. Piston and cylinder form a a) Mechanism b) machine c) Kinematic pair d) structure39. Rope can a) Always act as a link b) sometimes act as a link

c) Never act as a link d) always be an element40. If two links are welded each other, they form a) Kinematic pair b) kinematic chain

c) Machine d) none of the above