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ICS Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
the core of transformer is laminated so reduce.
Question # 2
Lenz's law presented in
Question # 3
Electric current produces magnetic field, was suggested by.
Question # 4
The working principle of transformer is.
Question # 5
If we make magnetic field stronger the value of induced current is.
Question # 6
The Lenz's law fulfils.
Question # 7
Eddy current is one cause energy loss in
Question # 8
The winding of the electromagnet in motor are usually called.
Question # 9
If D.C. input for step up transformer, the output is
Question # 10
Unit of self inductance is
Question # 11
Energy density of an inductor is:
Question # 12
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
Question # 13
A simple device that prevents the direction of current from changing is called.
Question # 14
If speed of rotation of a generator is doubled the output voltage will be.
Question # 15
Electromagnetic induction is exactly according to law of:
Question # 16
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 17
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
ICS 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 | Mutual induction play role in. |
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
|
| 2 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 3 | Self induction does not depend on |
A. Number of turns of the coil
B. Area of cross section of the core
C. Nature of material of the core
D. Current through inductor
|
| 4 | If force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
| 5 | The magnitude of motional emf is given by | |
| 6 | Transformer is used to change |
A. Electric power
B. Magnetic field
C. Alternating voltage
D. Phase of A.C.
|
| 7 | For step down transformer |
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
|
| 8 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 9 | For inducing emf in a coil the basic requirement is that: |
A. Flux should link the coil
B. Change in flux should link the coil
C. Coil should form a closed loop
D. Both (b) and (c) are true
|
| 10 | Lenz's law was given by Heinrich lenz in: |
A. 1894
B. 1904
C. 1854
D. 1834
|
Test Questions