Download OU Intermediate 2018 Core Subjects 0219 Physics Question Paper

FirstRanker.com

Total No. of Questions - 21 Regd.

Total No. of Printed Pages - 2

--- Content provided by FirstRanker.com ---

Part - I

PHYSICS Paper II

(English Version)

Time : 3 Hours Max. Marks : 60

SECTION A 10 x 2 = 20

--- Content provided by FirstRanker.com ---

Notes : 1) Answer all questions.

i) Each question carries two marks.

iii) All are Very Short Answer Type Questions.

1. What is hypermetropia? How can it be corrected?
2. How do you convert a moving coil galvanometer into an ammeter?

--- Content provided by FirstRanker.com ---

3. What is the magnetic moment associated with a solenoid?
4. Define magnetic declination.
5. Write the expression for reactance of an inductor and a capacitor.
6. What are the applications of microwaves?
7. Write DeBroglie's relation and explain the terms therein.

--- Content provided by FirstRanker.com ---

8. What is work function?
9. Draw the circuit symbols for p-n-p, n-p-n transistors.
10. Mention the basic methods of modulation.

FirstRanker.com

SECTION B 6 x 4 = 24

--- Content provided by FirstRanker.com ---

Notes: 1) Answer any six of the following questions.

ii) Each question carries four marks.

iii) All are Short Answer Type Questions.

11. Define critical angle. Explain total internal reflection using a neat diagram.
12. How do you determine the resolving power of your eye?

--- Content provided by FirstRanker.com ---

13. State Gauss's law in electrostatics and explain its importance.
14. Derive an expression for the capacitance of a parallel plate capacitor.
15. State and explain Ampere's Law.
16. Describe the ways in which Eddy currents are used to advantage.
17. Describe Rutherford atomic model. What are the drawbacks of this model?

--- Content provided by FirstRanker.com ---

18. Distinguish between half and full wave rectifiers.

SECTION C 2 x 8 = 16

Notes : 1) Answer any two of the following questions.

i) Each question carries eight marks.

iii) All are Long Answer Type Questions.

--- Content provided by FirstRanker.com ---

19. What is Doppler Effect? Obtain an expression for the apparent frequency of sound heard, when the source is in motion with respect to an observer at rest. Mention its applications.
20. State Kirchhoff's laws for an electrical network. Using these laws, deduce the condition for balance in a Wheatstone Bridge.
21. Explain the principle and working of a nuclear reactor with the help of a labelled diagram.

FirstRanker.com

--- Content provided by FirstRanker.com ---