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 north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:

Question # 2

Electric current produces magnetic field, was suggested by.

Question # 3

EMF is induced due to change in

Question # 4

The application of mutual induction is a.

Question # 5

Which of the following quantities remain constant in step up transformer?

Question # 6

Commutator was invented by:

Question # 7

Energy density in an inductor is.

Question # 8

If the north pole of a magnet moves away from a metallic ring

Question # 9

Which of the following converts electrical energy into mechanical energy.

Question # 10

A metal rod of 1 m is moving at a speed of 1 ms-1 in a direction making an angle 30 o with 0.5 T magnetic field . The emf produced is.

Question # 11

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 # 12

Lenz's law was given by Heinrich lenz in:

Question # 13

Transformer is used to change

Question # 14

B2/2p is the expression of.

Question # 15

Mutual induction play role in.

Question # 16

With the speed of motor, magnitude of back emf

Question # 17

The Si unit of Mutual inductance 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 Eddy current is produced when:
A. A metal is light in varying magnetic field
B. A metal is kept in steady magnetic field
C. A circular coil is placed in a steady magnetic field
D. A current is passed through a circualr coil
2 DC generator by william Sturgeon in:
A. 1894
B. 1961
C. 1834
D. 1961
3 Unit of self inductance is
A. Weber
B. Tesla
C. Henry
D. Farad
4 1 Henry =
A. VSA-1
B. VS-1A-1
C. V-1SA
D. VSA-2
5 A current generator device converts:
A. Mechanical energy into chemical energy
B. Chemical energy into electrical energy
C. Mechanical energy into electrical energy
D. Both b and c
6 Commutator was invented in
A. 1834
B. 1820
C. 1840
D. 1835
7 B2/2p is the expression of.
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
8 If 10 A current passes through 100 mH inductor, then energy stored is.
A. 100 J
B. 5 J
C. 20 J
D. Zero
9 If we make magnetic field stronger the value of induced current is.
A. Decreased
B. Increased
C. Vanishes
D. Remain constant
10 Energy stored in an inductor is:
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI

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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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