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

What is the co-efficient of mutual inductance, when the magnetic flux changes by 2 x 10-2 Wb, and change in current is 0.01 A?

Question # 2

Commutator was invented in

Question # 3

The device in the circuit that consume electrical energy are known as.

Question # 4

Commentator was invented by

Question # 5

The induced emf in a coil is proportional to:

Question # 6

The jerks in D.C. motor are created by the use of.

Question # 7

If magnetic field is doubled then magnetic energy density becomes.

Question # 8

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

Question # 9

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

Question # 10

In A.C. inductor behaves as

Question # 11

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

Question # 12

A current generator device converts:

Question # 13

Transformer is used to change

Question # 14

Electromagnetic induction obeys law of conservation

Question # 15

the core of transformer is laminated so reduce.

Question # 16

If a step up transformer were 100% efficient the primary and secondary winging's would have the same.

Question # 17

B2/2p is the expression of.

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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 DC generator by william Sturgeon in:
A. 1894
B. 1961
C. 1834
D. 1961
2 Which of the following converts electrical energy into mechanical energy.
A. Transformer
B. A.C. generator
C. D.C. generator
D. D.C. motor
3 Lenz's law is a consequence of the law of conservation of
A. Charge
B. Momentum
C. Energy
D. Angular momentum
4 The movement of conductor in magnetic field produces electrical current was discovered in:
A. 1931
B. 1731
C. 1842
D. 1831
5 Commutator was invented in
A. 1834
B. 1820
C. 1840
D. 1835
6 The illustration of the phenomenon of mutual induction is in the device of
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
7 Which one is not present in A.C. generator.
A. Armature
B. Magnet
C. Slip rings
D. Commutator
8 the core of transformer is laminated so reduce.
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
9 Lenz's law was given by Heinrich lenz in:
A. 1894
B. 1904
C. 1854
D. 1834
10 SI unit of hennery which is.
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA

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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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