PUE
University Karnataka Department of Pre University Education
Course & Year II PUC
Subject Physics
Download Model Question Paper
Syllabus Reduced  Syllabus 2020-21
Document Type PDF
Official Website http://pue.kar.nic.in/home.asp

PUE PUC II Physics Model Question Paper

Karnataka Department of Pre University Education (PUE) Second Year PUC Physics Model Question Paper 2020-21 for reduced syllabus.

Download PUE Karnataka II PUC Reduced Syllabus 2020-21 Model Question Papers

Download PUC II Physics Model Question Paper

Course & Subject Model Question Paper
II PUC Physics Download

PUC II Physics Model Questions

Part-A:
I. Answer ALL the following questions. 10 × 1 = 10
1. What is electrostatic shielding?
2. A wire of resistivity is stretched to three times its length. What will be its new resistivity?
3. Mention the SI unit of magnetic moment.
4. State Gauss’s law in magnetism.
5. Name the law used to find the polarity of induced emf in a coil.
6. Name the physical quantity which remains same for microwaves of wavelength 1 mm and UV radiations of 160 nm in vacuum.
7. A concave lens of refractive index 1.5 is immersed in a medium of refractive index 1.65. What is the nature of the lens?
8. How does the stopping potential of a photosensitive material vary with intensity of incident radiation?
9. Mention any one limitation of Bohr’s atomic model.
10. Write the relation between radius of the nuclei and its mass number.

Part-B:
II. Answer any FIVE of the following questions. 5 × 2 = 10
11. State and explain Coulomb’s law.
12. Write the relation between electric field and potential. A point charge +Q is placed at point O as shown in the figure. Is the potential difference VA – VB positive, negative or zero?
13. Define the terms: (a) drift speed and (b) mobility of an electron in a conductor.
14. Explain how galvanometer can be converted to an ammeter.
15. Write the expression for magnetic field inside a solenoid and explain the terms.
16. Define magnetic dip and declination.
17. A pair of adjacent coils has a mutual inductance of 1.5 H. If the current in one coil changes from 0 to 20 A in 0.5 s, what is the change of flux linkage with the other coil?
18. What is a wave front? Name the type of wave front observed from a distant point source.

Part-C:
III. Answer any FIVE of the following questions. 5 × 3 = 15
19. Write any three properties of electric field lines.
20. Derive the expression for potential energy of a system of two point charges in the absence of external electric field.
21. Write any three limitations of Ohm’s law.
22. State Kirchhoff’s laws. Name the Kirchhoff’s law which is a consequence of principle of conservation of energy.
23. Obtain the expression for radius of circular path of charged particle in a magnetic field.
24. Name any three sources of energy loss in a transformer.
25. Write any three characteristics of nuclear force.
26. Give any three differences between n-type and p-type semiconductors.

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