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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MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"

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Physics FSC Part 2 Chapter 15 Online MCQ's Test

00:00
Question # 1

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

Question # 2

If D.C. input for step up transformer, the output is

Question # 3

One henry is equal to

Question # 4

The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by

Question # 5

Mutual induction play role in.

Question # 6

If force in the direction of velocity of conductor,  then induced current is directed,

Question # 7

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

Question # 8

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

Question # 9

Which of the following converts electrical energy into mechanical energy.

Question # 10

When the back emf is zero, its draws.

Question # 11

Energy density in an inductor is.

Question # 12

The magnitude of back emf:

Question # 13

In self induction A coil is connected in__________ with battery and a rheostat.

Question # 14

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

Question # 15

When back emf in motor is zero, it draws.

Question # 16

The induced emf in a coil is proportional to:

Question # 17

Energy stored in inductor 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 If the coil is wound on iron core, the flux through it.
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
2 The unit of induced emf is
A. Ampere
B. Volt
C. Joule/coulomb
D. Both (b) and (c)
3 split rings are used in
A. A.C. generator
B. A.C. motor
C. Transformer
D. D.C. motor
4 Efficiency of transformer does not affected by
A. Input voltage
B. Core of transformer
C. Insulation between sheet
D. Resistance of coils
5 Mutual induction play role in.
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
6 For inducing emf in a coil the basic requirement is that:
A. Flux should link the coil
B. Change in flux should link the coil
C. Coil should form a closed loop
D. Both (b) and (c) are true
7 The mutual inductance of the coils depends upon.
A. Stiffness of the coils
B. Density of coils
C. Material of coils
D. Geometry of the coils
8 By winding the coil around a less magnetic core, self induction.
A. Will increase
B. Will decrease
C. Remain same
D. First increase then decrease
9 The illustration of the phenomenon of mutual induction is in the device of
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
10 A.C. Generator based upon the
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction

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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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