Physics Electromagnetic Induction Test Online Preparation Mcqs

Physics Electromagnetic Induction Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. The answer to which question will distinguish between magnetic and non magnetic materials
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. Magnetic compass needle will be deflecting, if it is kept  near _________.
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. eddy currents are used in:
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. Which one of the following functions, like a motor?
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. A particle moving in uniform magnetic field then
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Which of the following uses electric energy and does not convert it into any other form?
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. If the coil is wound on an iron core, the flux through it will ________
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Eddy currents are produced in a material when it is:
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. The emf induced in a coil by a changing magnetic flux may have unit as _______
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. The emf induced in a conductor of unit length moving with unit velocity at right angles to a magnetic field is equal to ________.
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. A dynamo converts_______
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. The direction of induced current is such that is oppose the vary cause that has produced it. This is law of:
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. For long distance transmission, the transformer used is _____
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. The only difference between construction of D.C. generator and A.C generator is that of ________
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Which one of the following devices does not function like an electric motor?
A.
B.
C.
D.

Question 15 of 15


 

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