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

Question 1 of 15

Question 2 of 15

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

Question 2 of 15

Question 3 of 15

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

Question 3 of 15

Question 4 of 15

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

Question 4 of 15

Question 5 of 15

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

Question 5 of 15

Question 6 of 15

6. A charged particle moving in a magnetic field experiences a resultant force
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. Which of the following particles would experience the largest magnetic force when projected with the same velocity perpendicular to the magnetic field
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. When charge particle enter a magnetic field then K.E
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. A current carrying conductor is placed in a uniform magnetic field parallel to it. The magnetic force experienced by the conductor is _______.
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. When the coil of the galvanometer is in equilibrium, then the deflecting couple is _____.
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Galvanometer is a very sensitive device with ______
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. The standard vector symbol for flux density is ________.
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. 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 13 of 15

Question 14 of 15

14. The magnetic field strength of a solenoid of turns density n=N/L is
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. A moving coil galvanometer of resistance 100Ω gives half scale deflection for a current of 20mA. What will be the potential difference across it?
A.
B.
C.
D.

Question 15 of 15


 

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