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

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

Question # 2

The device in which induced emf is statically induced emf is:

Question # 3

When back emf in motor is zero, it draws.

Question # 4

The unit of induced emf is

Question # 5

Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?

Question # 6

When the back emf is zero, its draws.

Question # 7

The Si unit of Mutual inductance is:

Question # 8

The mutual inductance of the coils depends upon.

Question # 9

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

Question # 10

When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in

Question # 11

The only difference between the construction of D.C and A.C is.

Question # 12

The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by

Question # 13

Eddy current is one cause energy loss in

Question # 14

Mutual induction play role in.

Question # 15

In case of inductor , energy is stored in the

Question # 16

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 # 17

A simple device that prevents the direction of current from changing is called.

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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 device in the circuit that consume electrical energy are known as.
A. Dissipaters
B. Generator
C. Load
D. Motors
2 Lenz's law is a consequence of the law of conservation of
A. Charge
B. Momentum
C. Energy
D. Angular momentum
3 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
4 Energy density of an inductor is:
A. UM=1/2μ/B2
B. Um = 2μ/B
C. UM = 1/2B2
D. Um = 2B2
5 The device in which induced emf is statically induced emf is:
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
6 Energy stored in an inductor is:
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI
7 If D.C. input for step up transformer, the output is
A. Zero
B. High
C. Low
D. May be high or low
8 In case of inductor , energy is stored in the
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
9 In A.C. inductor behaves as
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
10 The motional emf developed in a conduction depends upon.
A. Length
B. Orientation
C. Magnetic field
D. All 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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