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

Question # 2

If magnetic field is doubled then magnetic energy density becomes.

Question # 3

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

Question # 4

Eddy current is produced when:

Question # 5

With the speed of motor, magnitude of back emf

Question # 6

When the back emf in a current is zero, it draws

Question # 7

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

Question # 8

B2/2p is the expression of.

Question # 9

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

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

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

Question # 12

A real transformer does not change.

Question # 13

For inducing emf in a coil the basic requirement is that:

Question # 14

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

Question # 15

Self induction does not depend on

Question # 16

The Lenz's law fulfils.

Question # 17

For step down transformer

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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 Step up transformer is used.
A. Step up D.C. voltage
B. Step up A.C. voltage
C. Step up both A.C and D.C.
D. Step up A.C. current
3 For step down transformer
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
4 In A.C. inductor behaves as
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
5 Lenz's law deals with
A. Magnitude of emf
B. Direction emf
C. Direction of induced current
D. Resistance
6 The self induction emf is some times called.
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
7 The magnitude of motional emf is given by
8 When the back emf in a current is zero, it draws
A. Zero current
B. Maximum current
C. Minimum current
D. Steady average current
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 The induced emf in a coil is proportional to:
A. Magnetic flux through the coil
B. Rate of change of Magnetic flux through the coil
C. Area of the coil
D. Product of magnetic flux flux and area of the coil

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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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