Physics Electrostatics Online Mcqs Test

Important Physics Electrostatics Question and Answer

Total Questions: 67
Time Allowed: 30 Minutes
Total Marks: 67
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: Physics Test
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Physics Electrostatics Practice Test Online With Explanation

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Physics

1. An alpha particle is accelerated through a potential difference of 10⁶ volt. Its kinetic energy will be

2. Two similar charges each of the coulomb placed in air one meter apart repel each other with a force

3. A capacitor is a perfect insulator for

4. Consider a spherical shell of metal at the center of which a positive point charge is kept

5. An electric force which folds the charges to make atoms and molecules

6. The charges are attracted when

7. A cube of metal is given a positive charge Q. For the above system, which of the following statements is true?

8. A hollow insulated conduction sphere is given a positive charge of 10μC. What will be the electric field at the center of the sphere if its radius is 2 meters?

9. If the distance between the two point charges become half then force between them becomes

10. Equal charges are given to two spheres of different radii. The potential will

11. The ratio of the capacitance of a parallel plate capacitor with an insulating substance as medium between the plates to its capacitance with vacuum (or air) as medium between them is the definition of

12. Potential difference is the work done is moving unit positive charge form one point to another

13. Two charges are placed at a certain distance. If the magnitude of each charge is doubled the force will become

14. The force between two charges in 8N. Now placed a mica of relativity 4 between two charges as a medium, the force then reduced to

15. Electric potential is a

16. In the region of any positive point charge the other positive point charge feels

17. A point charge Q is placed at the mid-point of a line joining two charges, 4q and q. If the net force on charge q is zero, then Q must be equal to

18. Which of the following is the property of electrostatic field lines?

19. The test charge is always a unit

20. Force on a charged particle due to an electrostatic field is called:

21. Flux coming out from a unit positive charge placed in air is

22. Why the toner is given a negative charge to the drum of printer?

23. The Sl. Unit of an electric flux is

24. An electric field lines provides the information about

25. The electric field is uniform


 

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Mustansar Khan

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One Comment

  1. It might be very helpful for the students who are preparing for ecat test and also good for any normal test exams . It help to increase in your knowledge. very quick service.

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