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

Question 1 of 15

Question 2 of 15

2. Coil of galvanometer is suspended in a radial magnetic field so that the deflecting torque on the coil is always ________, (in usual symbols)
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. The charged particle enters the uniform magnetic field in such a way that its initial velocity is not perpendicular to the field, the orbit will be:
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

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

Question 4 of 15

Question 5 of 15

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

Question 5 of 15

Question 6 of 15

6. Which one of the following material is most suitable for making core of an electromagnet?
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

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

Question 7 of 15

Question 8 of 15

8. 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 8 of 15

Question 9 of 15

9. An ammeter measure the total current flowing through a circuit, when it is connected ________.
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

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

Question 10 of 15

Question 11 of 15

11. 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 11 of 15

Question 12 of 15

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

Question 12 of 15

Question 13 of 15

13. SI unit of flux density is _______.
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. Two parallel wires carrying currents in the opposite directions _________.
A.
B.
C.
D.

Question 15 of 15


 

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