Physics Electromagnetism Test Online Preparation Mcqs

Physics Electromagnetism Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. An electrons enters a region where the electric field E is perpendicular to the magnetic field B. It will suffer no deflection if _________.
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. A galvanometer basically is an instrument used to _____.
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Which one of the following is not an electrochemical instrument?
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. The relationship between Tesla and smaller unit Gauss of magnetic induction is given by ________.
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. If the current passing through the a spring then the spring will
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Two parallel wires carrying currents in the opposite directions _________.
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. SI unit of flux density is _______.
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. A wheat stone bridge is said to be balanced when ________
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. When an electron moving with a uniform speed in a vaccum enters a magnetic field in a direction perpendicular to the field, the subsequent path of the electron is _________.
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. Magnetic flux and flux density are related by ________
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. The effective way to increase the sensitivity of a moving coil galvanometer is to _________.
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. A magnetic field __________.
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Concave pole faces of the magnet and soft iron cylinder in galvanometer are used to make the field
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. When a particle of charge q and mass enters a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field, it describes a circular path of radius _____
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. The magnitude of force experienced by a stationary charged particle in a uniform magnetic field is of
A.
B.
C.
D.

Question 15 of 15


 

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