JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc)

Paper Code: BO-301Paper Title: TAXONOMY & EMBRYOLOGY OF ANGIOSPERMS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

a) What is ICBN? Write down its principles.

b) Write down the components of systematics of flowering plants.

c) Write down any five economically important plants and their parts to be used.

d) Differentiate Monoctyledoms and dicotyledons.

e) Write a note on double fertilization.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Write down a detailed account on Bentham and Hooker system of Plant’s classification.

Q.3 Write down a note on important Indian Herbaria and botanical gardens.

Q.4 Write ldown the economic importance of following plants families:

a. Leguminosae

b. Solanaceae

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc)

Paper Code: BO-301Paper Title: TAXONOMY & EMBRYOLOGY OF ANGIOSPERMS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

a) What is endosperm?

b) Differentiate monospiric and bisporic embryosac.

c) Explain parthenocarpy in brief.

d) What is the role of phytochemistry in taxonomy of angiosperms.

e) How monophyletic groups are different from polyphyletic groups.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Discuss ‘Microsporogenesis’ in detail.

Q.3 Enlighten the different modes of development and functgions of Endosperm.

Q.4 Explain the development of embryo in dicot and moncot with special referrence of

capsella nd Najas

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: BO-302Paper Title: MOLUCULAR BIOLOGY & TECHNOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. What is genetic code? Discuss lthe characteristics of genetic code.

ii. Give three structural features of B–form of DNA double helix.

iii. What are Riboswitches?

iv. What is IPR? Why is it necessary?

v. What are Point Mutation? Write down their molecular nature.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 What is semi conservative replication. Briefly describe steps of replication in

prokaryotes.

Q.3 Give brief account on DNA repair system.

Q.4 Write brief account on RNA polymerans in prokaryotes. Briefly explain

mechanism of initiation of transcription in prokaryotes.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: BO-302Paper Title: MOLUCULAR BIOLOGY & TECHNOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

I. What are Okazaki Fragments? Explain their significance in replication.

II. Write four applications of tinue culture in agriculture.

III. Differentiate between prokaryotic and Eukaryotic transcription.

IV. Write note on nucleosome model of DNA pakaging in Eukaryotes.

V. Give one example and explain storage polysaccride and structural polysaccrides.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Write note on General technique of tissue culture and its application.

Q.3 By means of a diagram briefly describe protein synthesis in prokaryotes.

Q.4 What are proteiln? What is the constituentional unit of protein? Briefly explain the

various forms of protein.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: BO-303Paper Title: PLANT ECOLOGY AND ECONOMIC BOTANY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Describe the biotic factors which influences the life of plant.

ii. Give a graphical presentation of serve.

iii. Write down the characteristics of Halophytes.

iv. Explain the causes of soil erosion.

v. What are the factors affecting populatgion growth.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Explain the different stages of Xerarch.

Q.3 Enumerate the external and internal adaptations met within hydrophytes.

Q.4 Discuss the sources of water pollution.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: BO-303Paper Title: PLANT ECOLOGY AND ECONOMIC BOTANY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

I. Write down the causes of biodiversity losses.

II. Describe the various kinds of Beverages.

III. Name lthe spices obtained from fruits.

IV. Write a short note on tuber crops.

V. From which plant, the following are obtained. State their uses and name of

families to which they

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Explain the structure and function of ecosystem.

Q.3 Write a short note on Global Warming.

Q.4 Discuss the properties, sources and uses of any fine fibers.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: ZO-301Paper Title: STRUCTURE AND FUNCTIONS OF VERTEBRATES

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Write salient features of Balanoglossus.

ii. With the help of suitable diagram describe the external features of etromyzon.

iii. Describe the lateral line system in scoliodon.

iv. Describe Neoteny in Urodelo.

v. Write short note on Egg–laying mammals.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Write an essay on modifications of aortic arches in vestebrates.

Q.3 Give a brief classification of mammals stating important characters and examples

of each order.

Q.4 Descrfibe the vertebral column of varanus.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: ZO-301Paper Title: STRUCTURE AND FUNCTIONS OF VERTEBRATES

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1) Draw and label diagrams only to show perching mechanism in birds.

2) Differentiate lbetween the scales of poisonous and nonpoisonous snakes with

the help of diagram.

3) Write similarities and differences between lower Chordates and higher

Chordates.

4) Explain the affinities of Amphioxus. Add a note on its present systematic position.

5) Write short lnote on Ruminant Stomach.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Give the outline of evolutionary history of vertebrates.

Q.3 Describe the structure of gill and the mode of respiration in scoliodon.

Q.4 Describe the structural and anatomical features which adapt birds to aerial mode

of life.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: ZO-302Paper Title: ECOLOGY AND ENVIRONMENTAL BIOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Define population and write down its characteristics.

ii. What do you understand by homeostasis of an ecosystem?

iii. Explain lithosphere and stratosphere.

iv. Write in brief about global warming.

v. Write a short note on “Bhopal Gas Tragedy” and its adverse effects on human

race.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Draw a well labelled diagram for N2 cycle and give its significance.

Q.3 Explain the various methods of detection and measurement of air pollution.

Q.4 Briefly describe the role of governmental and nongovernmental agencies for

environmental protection.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: ZO-302Paper Title: ECOLOGY AND ENVIRONMENTAL BIOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1. Draw a biomass pysamid of pond ecosystem.

2. Define aestivation and torpidity.

3. Write in detail about “Gause’s Principle”.

4. Write down any one strategy for waste water management.

5. Describe ‘Green House Effects’ and its causes.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Write a short note on noise pollution.

Q.3 Differentiate between renewable and non-renewable energy sources with

suitable examples.

Q.4 Give the classification of community and explain community evolution.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: ZO-303Paper Title: APPLIED ZOOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. What are the components of Biogas?

ii. Give name of any three poultry diseases and their causal agents.

iii. What do you understand by sex selection?

iv. What is Liver Cirrhosis?

v. What do you mean by MOT?

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Differentiate between Sericulture, Apiculture and Lac Culture.

Q.3 Discuss the production of Biogas.

Q.4 Name any three Infectious Diseases of Human. Discuss their prevention and

control.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: ZO-303Paper Title: APPLIED ZOOLOGY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1. What is Fish Culture?

2. What do you understand by IVF?

3. Write a short note on types of Placenta.

4. Write a note on artificial Insemination in cattle.

5. Give zoological names of any five edible species of Aquatic Invertebrates.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 What do you understand by Insect Control? Explain the use of Organo-

phosphate Insecticides for insect control.

Q.3 What do you understand by Genetic Improvements? How they are used in

Aquaculture Industry?

Q.4 Explain in detail Pearl Oyster Culture and its significance.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: CH-301Paper Title: INORGANIC CHEMISTRY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Define CFSE in the light of crystal field theory.

ii. Give the limitations of valence b ond theory.

iii. Give the classification of roganometallic compounds.

iv. What do you understand by 18 electron rule?

v. Give the structure and composition of Haemoglobin.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Illustrate the electronic spectrum of [Ti(H2O)6]3+ complesion.

Q.3 (a) What are the characteristics of a hard acid and a hard base?

(b) What are the limitations of the HSAB concept?

Q.4 (a) Distinguish between the cell potential and electrode potential.

(b) What do you understand for reference cell? Give one example of reference

cell with their construction.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: CH-301Paper Title: INORGANIC CHEMISTRY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1. Give the structure of biborance B2H6, and types of bond present.

2. Define the composition of fresh air and give lthe detail of main air polluting gases.

3. What is Pearson’s HSAB concept?

4. Define silicons with the structure of three silicons.

5. Give two preparation methods of Aryl halides.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Define paramagnatism, diamagnetism, ferromagnetism and antiferromagnetism

with suitable diagrams and examples.

Q.3 Write the formulae for the mononuclear carbonycs formed by V, Cr, Fe and Ni.

Q.4 Write short notes on the following :

(a). Radioactive pollution and examples from 20th century radioactive pollution in

world.

(b). Soil pollution and effect on agriculture.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: CH-302Paper Title:

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: CH-302Paper Title:

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

(a)

(b)

(c )

(d)

(e)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: CH-303Paper Title: PHYSICAL CHEMISTRY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Determine molecular weight by derpression of freezing point.

ii. Explain Born openheimer approximation.

iii. How can determine force constant of a bond.

iv. Explain what is meant by bonding and antibonding states.

v. What is mean by optical activity?

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Describe compton effect and photoelectric effect.

Q.3 Write notes on various types of electronic transitions in different molecular

orbitals.

Q.4 Explain pure rotational Raman spectra and pure vibrational Raman spectra.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: CH-303Paper Title: PHYSICAL CHEMISTRY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1. What do you mean by Van’t Hoff’s factor.

2. What is difference between molarity and molality? Explain giving examples.

3. Define Rault’s law of ideal solutions.

4. What is mean by thermo–chemical oscillations.

5. Explain adsorption isotherms.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Give energy of rigid rotor and non–rigid rotor.

Q.3 Write notes on :

i. Grottuss Draper’s law.

ii. Stark Einstein law

Q.4 Explain temperature method and refraction method for measurement of Dipole

moment.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: MT-301Paper Title: ALGEBRA

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

(i)

(ii)

(iii)

(iv)

(v)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2Bachelor of Science (B. Sc.)

Paper Code: MT-301Paper Title: ALGEBRALast date of submission: Max. Marks: 15Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)Q. 1. Answer all the questions:

(a)

(b)

(c )

(d)

(e)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: MT-302Paper Title: COMPLEX ANALYSIS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

(i)(ii)(iii)

(iv)(v)

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: MT-302Paper Title: COMPLEX ANALYSIS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

(A)

(B)

(C )

(D)

(E)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: MT-303Paper Title: MECHANICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions: i. Write down the lagrange’s equations for conservative system.

ii. Explain body co–ordinate system.

iii. Write short notes on small oscillations.

iv. What is relation between cartesian and polar coordinates?

v. If W12 is the work done by an external force F upon a particle in

displacing from point 1 to 2 and the change in potential energy from point

1 to 2 is 1 and 2 respectively. Then what is the value of W12.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 A bead slides on a smooth rod whilch is rotating about one end in a vertical place

with uniform angular velocity W. Find equation of motion.

Q.3 Obtain the equation of motion of a simple pendulum by using lagrangian method

and hence deduce the formula for its time period for small amplitude oscillations.

Q.4 Use Lagrange’s equation to find the equation of motion of compound pendulum

in a vertical plane about a fixed horizontal axis. Hence find the period of small

amplitude oscillations of the compound pendulum.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: MT-303Paper Title: MECHANICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

I. If a rigid body moving freely in space then what is the degrees of freedom.

II. The following (x1 y1 z) are the co-ordinates of which system.

III. Give an example of stable equilibrium.

IV. What is the total angular momentum of a system of particles about a points.

V. What is relation between cartesian and polar coordinates?

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Use Hamiltons principle to find the equation of motion of one-dimensinal harmonic

oscillator.

Q.3 Write Hamilton’s equation in polar co-ordinates.

Q.4 Given the transformation

p e SinpQ q e paa−292 costhen find the given transformation is canonical or not.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: PH-301Paper Title: ELEMENTARY QUANTUM MECHANICS & SPECTROSCOPY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

(i)

(ii)

(iii)

(iv)

(v)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: PH-301Paper Title: ELEMENTARY QUANTUM MECHANICS & SPECTROSCOPY

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

(i)

(ii)

(iii)

(iv)

(v)

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q. 2.

Q. 3.

Q. 4.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: PH-302Paper Title: SOLID STATE PHYSICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Derive the expression for wave number of Hydrogen Spectrum using bohr’s

interpretation.

ii. Explain Pauli’s exclusion principle as applied to electrones in atoms

iii. What is Born–Harber Cycle? Explain.

iv. Lead is fcc structure and atomic radius is 0.175 nm. What is its volume and its

face diagonal iln the unit cell?

v. State and explain Heisenberg’s Uncertainity principle.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Why the crystals are imperfect in nature? Explain types of imperfection in detail.

Q.3 Explain electrons distribution solids on the basis of termi–direac statistics.

Q.4 What are brillouin zones? Explain this phenomena in three dimensions.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: PH-302Paper Title: SOLID STATE PHYSICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1. Derive the expression for classical drude model theory of electrons in solids.

2. List the properties of low sensitivity materials.

3. Write the expression of Dulong and Petit Law. Explain its significance.

4. Write short note on meissner effect.

5. Explain and differentiate drift land diffusion current.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Explain Langovin’s theory of pramagnetism in detail.

Q.3 Explain the formation of depletion layer in P–N junction. Calculate depletion width

and depletion capacitance for P– N junction.

Q.4 Explain in detail BCS theory of super conductivity.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 1

Bachelor of Science (B. Sc.)

Paper Code: PH-303Paper Title: NUCLEAR PHYSICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

i. Write short note on double focussing spectrograph.

ii. Describe parity conservation law for nuclear states.

iii. What is semi-empirical formula for mass? Explain surface energy using the

formula.

iv. Two nuetrons and two protons form a helium nucleus lduring fusion. Calculate

released energy in the process.

v. Compre heptons with Mersons.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Write in details about fundamentsl parts of mass spectrographs.

Q.3 Explain spontaneous fussion and potential Barrier concepts.

Q.4 What are nuclear forces? Explain different conditions for nuclear stability.

JAIPUR NATIONAL UNIVERSITY, JAIPURSchool of Distance Education & Learning

Internal Assignment No. 2

Bachelor of Science (B. Sc.)

Paper Code: PH-303Paper Title: NUCLEAR PHYSICS

Last date of submission: Max. Marks: 15

Note : Question No. 1 is of short answer type and is compulsory for all the students. It carries 5 Marks. (Word limits 50-100)

Q. 1. Answer all the questions:

1) Explain charge conservation law for elementry particles.

2) Explain the mechanism of cloud chamber.

3) Write short note on matter and antimatter.

4) What is N/Z ratio? How is it related with nuclear stabilit.

5) Write Fermi’s theory of β -decay.

Note: Answer any two questions. Each question carries 5 marks (Word limits 500)

Q.2 Explain chain reaction and criteria for self sustaining chain reactions.

Q.3 What is radioactivity? Explain half life concept. Derive the formula for half life and

mean life of a radioactive material.

Q.4 Explain the Eightfold way of messons and Quark model.