Second Year Physics Chapter 15 Online MCQ Test for 2nd Year Physics Chapter 15 Electromagnetic Induction Preparation

FSC Part 2 Physics
Chapter 15 Test

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Physics FSC Part 2 Chapter 15 Online MCQ's Test

00:00
Question # 1

A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.

Question # 2

A.C. Generator based upon the

Question # 3

The emf induced by the motion of a conductor across a magnetic field is called:

Question # 4

Step up transformer is used.

Question # 5

1 Henry =

Question # 6

Lenz's law is a consequence of the law of conservation of

Question # 7

The current induced can be increased by:

Question # 8

When back emf in motor is zero, it draws.

Question # 9

Mutual induction has a practical role in the performance of the.

Question # 10

The movement of conductor in magnetic field produces electrical current was discovered in:

Question # 11

Lenz's law presented in

Question # 12

The application of mutual induction is a.

Question # 13

Energy density in an inductor is.

Question # 14

If the coil is wound on iron core, the flux through it.

Question # 15

The device in which induced emf is statically induced emf is:

Question # 16

The working principle of transformer is.

Question # 17

The only difference between the construction of D.C and A.C is.

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FSC Part 2 Physics Chapter 15 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The emf induced by the motion of a conductor across a magnetic field is called:
A. Motional emf
B. Rotational emf
C. Induced emf
D. All of above
2 1 Henry =
A. VSA-1
B. VS-1A-1
C. V-1SA
D. VSA-2
3 Efficiency of transformer does not affected by
A. Input voltage
B. Core of transformer
C. Insulation between sheet
D. Resistance of coils
4 The device in the circuit that consume electrical energy are known as.
A. Dissipaters
B. Generator
C. Load
D. Motors
5 In self induction A coil is connected in__________ with battery and a rheostat.
A. Parallel
B. Series
C. Both A and B
D. None of above
6 Energy stored in inductor is.
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
7 Mutual induction play role in.
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
8
Question Image
9 With the speed of motor, magnitude of back emf
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
10 Eddy current is one cause energy loss in
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator

Test Questions

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  • sania  saeed

    sania saeed

    16 Nov 2017

    ye log poore number nai dete jan bhooj kar

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  • ayesha

    ayesha

    11 May 2017

    2 mcqs k ans ghalat hain irrespective k wo book ki statements hain

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