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

In A.C. inductor behaves as

Question # 2

EMF is induced due to change in

Question # 3

The illustration of the phenomenon of mutual induction is in the device of

Question # 4

When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in

Question # 5

For inducing emf in a coil the basic requirement is that:

Question # 6

When a motor is over loaded then the magnitude of back emf.

Question # 7

The induced emf in a coil is proportional to:

Question # 8

Energy stored in an inductor is:

Question # 9

the core of transformer is laminated so reduce.

Question # 10

In D.C. generator, split rings act as.

Question # 11

Which one is not present in A.C. generator.

Question # 12

A.C. Generator based upon the

Question # 13

The working principle of transformer is.

Question # 14

Self induction does not depend on

Question # 15

split rings are used in

Question # 16

Energy density of an inductor is:

Question # 17

Lenz's law was given by Heinrich lenz in:

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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 Energy stored in inductor is.
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
2 In A.C. inductor behaves as
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
3 If magnetic field is doubled then magnetic energy density becomes.
A. Four times
B. Two times
C. Three times
D. Six times
4 A simple device that prevents the direction of current from changing is called.
A. Commutator
B. Rotor
C. Armature
D. Detector
5 When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
6 Energy density of an inductor is:
A. UM=1/2μ/B2
B. Um = 2μ/B
C. UM = 1/2B2
D. Um = 2B2
7 Self inductance of a long solenoid is given by
D. None of the above
8 Mutual induction play role in.
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
9 The magnitude of motional emf is given by
10 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

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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