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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  • Total Questions17

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Physics FSC Part 2 Chapter 15 Online MCQ's Test

00:00
Question # 1

Self inductance of a long solenoid is given by

Question # 2

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 # 3

The movement of conductor in magnetic field produces electrical current was discovered in:

Question # 4

Commutator was invented by:

Question # 5

Lenz's law was given by Heinrich lenz in:

Question # 6

Induced emf in A.C. generator can be increased by

Question # 7

Electromagnetic induction is exactly according to law of:

Question # 8

Transformer is used to change

Question # 9

The negative sign with induced emf in Faraday's law is in accordance with

Question # 10

Michael Faraday and Joseph Henry belongs to

Question # 11

In a coil current change from 2 to 4 A in .05 s . If the average induced emf is 8 V then coefficient of self-inductance is:

Question # 12

If 10 A current passes through 100 mH inductor, then energy stored is.

Question # 13

The Direction of induced current is always so as to oppose the change which causes the current, is:

Question # 14

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

Question # 15

split rings are used in

Question # 16

The direction of induced current is always so as to oppose the change which causes the current, this is the statement of

Question # 17

Step up transformer is used.

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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 10 A current passes through 100 mH inductor, then energy stored is.
A. 100 J
B. 5 J
C. 20 J
D. Zero
2 EMF is induced due to change in
A. Charge
B. Current
C. Magnetic flux
D. Electric field
3 When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
4 The device in the circuit that consume electrical energy are known as.
A. Dissipaters
B. Generator
C. Load
D. Motors
5 Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
A. 45 V
B. 15 V
C. 90 V
D. 300 V
6 Output of D.C. motor is
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
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 SI unit of hennery which is.
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
9 A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
A. 0.1 J
B. 10 J
C. 100 J
D. 1000 J
10 Self inductance of a long solenoid is given by
D. None of the above

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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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