12th Class Physics Quiz Ranking Competition

Get ready to showcase your physics prowess in the highly anticipated 12th Class Physics Quiz Ranking Competition! We are excited to offer you a chance to participate in this global event without any registration fees. Prepare to compete with fellow physics enthusiasts from around the world as we celebrate the spirit of knowledge and discovery in the fascinating field of physics.

12th Physics Quiz Contest

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Time: 30 Minutes for 20 Question.

Class 12th Physics Quiz Contest [May 2025]

The number of attempts remaining is 1

1. The magnetic compass is not useful for navigation near the magnetic poles, since

2. Photoelectric effect can be explained by

3. A capacitor acts as an infinite resistance for

4. A capacitor is charged by a battery. The battery is removed and another identical uncharged capacitor is connected in parallel. The total electrostatic energy of resulting system

5. At magnetic poles, the angle of dip is

6. A transformer is based on the principle of

7. Hysterisis is the phenomenon of lagging of

8. In Einstein’s picture of Photoelectric emission, the photoelectric emission does not take place by

9. The core of transformer is laminated to reduce

10. A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It will

11. Wave obtained on superimposition of audible frequency e.m. wave is known as

12. Coulomb’s law is true for

13. When light is refracted, which of the following does not change?

14. In an insulator, the forbidden energy gap between the valence band and conduction band is of the order of

15. The lines of force due to earth’s horizontal magnetic field are

16. To minimise the power loss in the transmission cables connecting the power stations to homes and factories, the transmission cables carry current

17. Debye is the unit of

18. Figure shows electric field lines in which an electric dipole P is placed as shown. Which of the following statements is correct?
HaAdgTe

19. Charge is the property associated with matter due to which it produces and experiences

20. Which of the following is correct for the beam which enters the medium?

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Mohit Sinha

I’m Mohit Sinha! With a Master’s degree in Physics, I bring a deep understanding of the subject to my teaching. I specialize in guiding students through the complexities of Physics for 11th and 12th grades and also offer English instruction from 1st to 12th grade. When I'm not in the classroom, I'm passionate about creating engaging educational content for QuizRanker.in, where I help make learning both fun and effective.