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

Which of the following converts electrical energy into mechanical energy.

Question # 2

When the back emf is zero, its draws.

Question # 3

If we make magnetic field stronger the value of induced current is.

Question # 4

B2/2p is the expression of.

Question # 5

Eddy current is produced when:

Question # 6

A step up transformer is used 120 V line to provide 240 V. If primary coil has 100 turns the number of turns is secondary is.

Question # 7

the core of transformer is laminated so reduce.

Question # 8

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

Question # 9

In case of inductor , energy is stored in the

Question # 10

Output of D.C. motor is

Question # 11

Lenz's law presented in

Question # 12

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

Question # 13

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 # 14

The mutual inductance of the coils depends upon.

Question # 15

Electromagnetic induction obeys law of conservation

Question # 16

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

Question # 17

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

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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 illustration of the phenomenon of mutual induction is in the device of
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
2 One henry is equal to
A. 1 ohm x 1 sec
B. 1 ohm x 1 hertz
C. 1 ohm x 1 metre
D. All of above
3 The motional emf depends upon the
A. Length of conductor
B. Speed of conductor
C. Strength of magnet
D. All of these
4 The self induction emf is some times called.
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
5 If D.C. input for step up transformer, the output is
A. Zero
B. High
C. Low
D. May be high or low
6 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
7 The Direction of induced current is always so as to oppose the change which causes the current, is:
A. Faraday's law
B. Lenz's law
C. Ohm's law
D. Kirchhoff' s1ast rule
8 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.
A. 0.25 N
B. 2.5 N
C. 0.25 V
D. 2.5 V
9 A step up transformer is used 120 V line to provide 240 V. If primary coil has 100 turns the number of turns is secondary is.
A. 50
B. 100
C. 150
D. 200
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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