B.A. VI Semester Examination

CBS-VIS/5(R)

27460

EDUCATION

Course No.: UEDTE-603

Time Allowed- 2½ Hours                                            Maximum Marks-80

Note: The question Paper consists of three sections.

In Section A, all questions are compulsory and each question carries 03 marks.

In Section B, All questions are compulsory and each question carries 07 marks.

In Section C, attempt only two questions from all the questions and each question carries 15 marks.

SECTION-A

1. Define Elementary education in Indian context.

2. What is memory?

3. Define Social Change.

4. What is the role of UGC?

5. Define Mode.

SECTION-B

6. What are the objectives of Higher education in India?

7. Factors for forgetting.

8. Education as an agency of social change. Discuss.

9. What are the functions of UGC?

10. Calculate Median from the following frequency distribution.

             C.I.                  F

            45-49              2

            40-44              3

            35-39              2

            30-34              6

            25-29              8

SECTION-C

11. Explain clearly the difference between formal, informal and non formal education by giving suitable examples. (15)

12. Define Transfer of Learning. Discuss various forms of transfer of learning. (5+10)

13. Define Culture. Discuss the relationship between Culture and Education. (5+10)

14. Discuss the composition and functions of NCERT. (8+7)

15. Calculate mean from the following frequency distribution by both long and short method.

              C.I.                 F

            75-79              3

            70-74              5

            65-69              4

            60-64              6

            55-59              7

            50-54              9

            45-49              6

        ………….<>………..

B.A. / B.Sc. VI - Semester Examination

BS-VIS/4

211728

MATHEMATICS

Course No. : MA - 601

Time Allowed: 3 hours                                                                           Maximum Marks: 80

Note: Attempt any five questions, selecting one from each unit. All questions carry equal marks.

B.A. / B.Sc. VI Semester Examination

BS-VI/7(B)

222247

MATHEMATICS

Course No. : 601

Time Allowed: 3 hours                                                                       Maximum Marks: 80

Note: Do any five questions, selecting one from each unit.

B.A. / B.Sc. VI Semester Examination

BS-VIS/5

26687

MATHEMATICS

Course NO.: 601

Time Allowed: 3 hours                                                                       Maximum Marks: 80

Note: Do any five questions, selecting one from each unit.

B.Sc. VI Semester Examination

BS-VIS/5
26547

CHEMISTRY

Course No. : 601

(Organic Chemistry)

Time Allowed-3 Hours                                                                     Maximum Marks-80

Section – A (Very Short Answer Type Questions)

Note: Attempt all ten questions. Each Question carries 2 marks.

1. What are chromophores? Give one example.

2. Define chemical shift.

3. Give one method of synthesis of Grignard reagent.

4. What is Zeigler - Natta catalyst?

5. Write down the product of the following reaction:

6. What is hydroboration?

7. Write down the molecular orbital diagram of Thiophene.

8. Write down the structure of Indigo.

9. Define electrophoresis.

10. What are glycosides? Give one example.

Section – B (Short Answer Type Questions)

Note: Attempt five questions one from each unit. Each question is of 6 marks.

UNIT-I

11. How will you distinguish between aldehydes and ketones using IR spectroscopy?

12. Define coupling constant. Discuss its significance in distinguishing between cis- and trans- stilbene.

UNIT-II

13. Write down the product along with mechanism of the following reaction:

14. Give two methods of synthesis of ethyl acetoacetate.

UNIT-III

15. What are phase transfer catalysts? Give one example of a reaction catalyzed by these catalysts.

16. Discuss the conformational analysis of mono-substituted cyclohexanes.

UNIT-IV

17. Among pyridine and pyrrole, which one is more basic and why?

18. Give one method of the synthesis of methyl orange.

UNIT-V

19. How will you carry out the selective hydrolysis of peptides?

20.  What is mutarotation? Discuss its mechanism.

Section – C (Long Answer Type Questions)

Note: Attempt three questions. Each question is of 10 marks.

21. Calculate λ_max (π – π^*) of the following compounds using Woodward - Fieser rules:

22. Write down the product along with mechanisms of the following reaction:

23. Write short notes on the stereochemistry of E2 anti-eliminations.

24. Write down the product and give the mechanism of the following reaction:

25. How will you prepare glucosazone? Give mechanism of its formation.

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B.A. / B.Sc. VI - Semester Examination

BS-VIS/5
26487

GENERAL ENGLISH

Course No. : 601

Time Allowed-3 Hours                                                                     Maximum Marks-80

1. Explain with reference to the context. Attempt any three out of six passages. (5×3=15)

a) Soldering, my dear madam, is the cowards' art of attacking mercilessly when you are strong, and keeping out of harm’s way when you are weak.

b) When you strike that noble attitude and speak in that thrilling voice, I admire you; but I find it impossible to believe a single word you say.

c) When you get into that noble attitude and speak in that thrilling voice, I admire you; but I find it impossible to believe a single word you say.

d) If I loved you, though you would be as far beneath you, I would dare to be the equal of my inferior. Would you dare as much if you loved me?

e) I’m a professional soldier! I fight when I have to and am very glad to get out of it when I haven’t too. You’re only an amateur; you think fighting’s an amusement.

f) Of course, they just cut us to bits. And there was Don Quixote flourishing like a drum major, thinking he’d done the cleverest thing ever known, whereas he ought to be court-martialled for it.

2. a) Discuss in detail father-son conflict in the novel The Vendor of Sweets. (7)

(OR)

Assess the character of Jagan’s wife Ambika in The Vendor of Sweets.

b) Discuss The Vendor of Sweets as a treatise on the Hindu way of living. (7)

(OR)

Discuss The Vendor of Sweets as a satirical novel.

3. How is Arms and the Man by George Bernard Shaw a satire on attitudes that glorify war and love?

(10)

(OR)

Discuss in detail how Bluntschli can be called as an Anti-hero in Arms and the Man.

4. Write an essay on any one of the four given topics:

(10)

a) Global Warming.

b) Terrorism.

c) Population Explosion.

d) Environmental Pollution.

5. a) In each of the following sentences replace the words in italics by clauses. (5×1=5)

i) I know the place of her birth.

ii) We met a girl with blue eyes.

iii) The girl sitting near her is her daughter.

iv) He told us the time of her departure.

v) At sunset we returned home.

b) Form meaningful sentences by re-arranging the words in the following sentences. (5×1=5)

i) Is/good/both/for/and/ early/rising/old/adults.

ii) Finish/work/early/one/can/go/and/a/for/walk/one’s.

iii) Baby/gave/apple/her/the/mother/a/red.

iv) Spoil/broth/the/too/many/cooks.

v) Want/do/me/see/you/you/at/to/the/airport?/off.

c) Transform any five of the following sentences according to the instructions given in the brackets.

(5×1=5)

i) Few women can keep a secret. (Negative)

ii) It always pours when it rains. (Negative)

iii) On seeing the smoke I ran away. (Complex)

iv) He pleaded that he was not guilty. (Simple)

v) There is nothing better than a busy life. (Interrogative)

vi) He admitted that he had done wrong. (Simple)

vii) Besides being a philosopher he was a good painter. (Compound)

d) In the following sentences, substitute one word for the words underlined. Choose the correct word from the words give at the end.

(6×1=6)

i) Rahul is a person very difficult to please. (Fastidious, Venial, Misogynist)

ii) The content of the letter is not clear. (Invisible, Ambiguous, Impervious)

iii) I was asked to deliver speech without any preparation. (Extempore, Obsolete, Fatal)

iv) Ram was unable to pay his debts. (Reticent, Solvent, Insolvent)

v) Agha Shahid Ali’s last collection of poems was published after his death. (Posthumously, Anonymously, Honorary)

vi) Kamala is a person who speaks less. (Reticent, Talkative, Credulous)

e) Use any five words in your own sentences as different parts of speech according to the instructions given in the bracket.

(5×1=5)

i) Brush (as a verb)

ii) Beauty (as an adjective)

iii) Advice (as a noun)

iv) Please (as a noun)

v) Curiosity (as an adjective)

vi) Right (as an adverb)

vii) Pluck (as a verb)

viii) Wrong (as an adverb)

f) Correct the following sentences by using appropriate preposition. (5×1=5)

i) He is the boy I was looking.

ii) She parted with her children.

iii) He picked up a quarrel with me.

iv) She came and sat besides me.

v) They are proud about their wealth.

J J J

B.Sc. VI - Semester Examination

BS-VIS/5

26727

PHYSICS

Course No. : 601

Time Allowed-3 Hours                                                                     Maximum Marks-80

Note: Attempt five questions, selecting one from each unit.

Unit - I

1. A) In a phase shift oscillator R = R_L = 1MΩ and C = 75pF. At what frequency does the circuit oscillate? (4)

B) Describe distortion and noise in amplifiers. How does negative feedback reduce distortion and noise? (12)

OR

2. A) Draw the circuit diagram of Hartley Oscillator and explain its principle. (4)

B) What is the use of coupling in amplifiers? Draw a diagram of the RC-coupled amplifier. Discuss and explain its frequency response curve. (12)

Unit - II

3. A) In a crystal, a lattice plane cuts intercepts of 2a, 3b, and 6c along the three axes where a, b and c are primitive vectors of the unit cell. Determine the Miller indices of the given plane. (4)

B) Describe the powder method of x-ray diffraction and explain how it used in the determination of crystal structure? (12)

OR

4. A) Calculate Bragg angle for x-rays having wavelength 1.54Å for first order if the interplanar spacing is 2.67Å. (4)

B) State and prove Bragg’s law of x-ray diffraction. (12)

Unit - III

5. A) What are type I and type II super-conductors? (4)

B) What are the assumptions of Debye theory of specific heat of Solids? Derive an expression for the lattice specific heat according to Debye model. (12)

OR

6. A) What are point defects in crystals? Discuss Frenkel defect. (4)

B) Give an account of the quantum theory of paramagnetism and derive an expression for magnetic susceptibility. (12)

Unit - IV

7. A) A substance shows a Raman line at 4567Å when exciting line 4358Å is used. Deduce the position of stokes and anti-stokes line for that substance when exciting line 4047Å is used. (4)

B) Give an experimental arrangement of Raman Effect. Explain the origin of stokes and anti-stokes line in Raman Effect on the basis of quantum theory. (12)

OR

8. A) Explain any four applications of optical fibres. (4)

B) What is dispersion in optical fibre? Explain various mechanisms that contribute to dispersion. (12)

Unit - V

9. A) Explain why laser action cannot occur without population inversion between atomic levels. (4)

B) Discuss Einstein's coefficients. Derive the relation between them. (12)

10. A) What is the difference between laser light and ordinary light. (4)

B) What do you mean by laser pumping? Explain three level and four level pumping schemes for laser action. (12)

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