Burlington junior college
Sub-Physics. Class-12 Science
Marks-10
Note: Attempt all question from the following.
Q.1 Attempt any six from the following
1. What is photo cell?
2 what is photoelectric effect?
3. What is Faraday first law of electromagnetic induction?
4.What is phasors?
5. What is LC oscillation?
6. What is De Brogli e hypothesis?
7. What is cyclotron motion?
Q.2 Attempt any two from the following
1. Explain Devisson and Germer experiment.
2. Explain diamagnetism?
3. Distinguish between AC and DC current.