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

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Question # 1

A.C is converted into D.C by

Question # 2

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

Question # 3

Energy stored in inductor is.

Question # 4

The induction can be increased by winding the wire around a core made of.

Question # 5

A real transformer does not change.

Question # 6

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

Question # 7

By winding the coil around a less magnetic core, self induction.

Question # 8

Mutual induction play role in.

Question # 9

Electromagnetic induction is exactly according to law of:

Question # 10

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

Question # 11

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

Question # 12

The magnitude of back emf:

Question # 13

Electromagnetic induction obeys law of conservation

Question # 14

Lenz's law was given by Heinrich lenz in:

Question # 15

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

Question # 16

The self induction emf is some times called.

Question # 17

1 Henry =

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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 motional emf developed in a conduction depends upon.
A. Length
B. Orientation
C. Magnetic field
D. All of the above
2 Electric current produces magnetic field, was suggested by.
A. Faraday
B. Oersted
C. Henry
D. Lenz
3 The application of mutual induction is a.
A. D.C. motor
B. Radio
C. Television
D. Transformer
4 When back emf in motor is zero, it draws.
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
5 If speed of rotation of a generator is doubled the output voltage will be.
A. Remain same
B. Double
C. Four time
D. One half
6 If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
A. Current
B. Power
C. Voltage
D. Direction of winding
7 Commentator was invented by
A. Henry
B. Ousted
C. Maxwell
D. William sturgeon
8 Electromagnetic induction is exactly according to law of:
A. Momentum
B. Charge
C. Energy
D. Mass
9 The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
A. Antoclockwise
B. Clockwise
C. First Clockwise and then Antoclockwise
D. First anticlockwise and then Clockwise
10 When a conductor moves across a magnetic field an emf is set up this emf is called.
A. Variable emf
B. Constant emf
C. Back emf
D. Induced emf

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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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