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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 magnitude of back emf:
Question # 2
By winding the coil around a less magnetic core, self induction.
Question # 3
B2/2p is the expression of.
Question # 4
Commutator was invented by:
Question # 5
Electric current produces magnetic field, was suggested by.
Question # 6
Mutual induction play role in.
Question # 7
EMF is induced due to change in
Question # 8
Unit of self inductance is
Question # 9
The motional emf depends upon the
Question # 10
The device in which induced emf is statically induced emf is:
Question # 11
Electromagnetic induction is exactly according to law of:
Question # 12
The motional emf developed in a conduction depends upon.
Question # 13
The self induction emf is some times called.
Question # 14
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 15
Transformer is used to change
Question # 16
The induction can be increased by winding the wire around a core made of.
Question # 17
Energy stored in inductor is.
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 |
|
A. Lenz's law
B. Faraday's law
C. Ampere's law
D. None of these
|
| 2 | If magnetic field is doubled then magnetic energy density becomes. |
A. Four times
B. Two times
C. Three times
D. Six times
|
| 3 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 4 | Self inductance of a long solenoid is given by |
D. None of the above
|
| 5 | Eddy current is one cause energy loss in |
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator
|
| 6 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 7 | 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
|
| 8 | If we make magnetic field stronger the value of induced current is. |
A. Decreased
B. Increased
C. Vanishes
D. Remain constant
|
| 9 | 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
|
| 10 | Induced emf in A.C. generator can be increased by |
A. Decreasing area of coil
B. Decreasing magnetic field
C. Increasing area of coil
D. Slowing down speed of coil
|
Test Questions