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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
EMF is induced due to change in
Question # 2
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 3
By winding the coil around a less magnetic core, self induction.
Question # 4
A simple device that prevents the direction of current from changing is called.
Question # 5
One henry is equal to
Question # 6
Energy stored in inductor is.
Question # 7
If the coil is wound on iron core, the flux through it.
Question # 8
A real transformer does not change.
Question # 9
Induced emf in A.C. generator can be increased by
Question # 10
Eddy current is produced when:
Question # 11
Electromagnetic induction obeys law of conservation
Question # 12
Transformer is used to change
Question # 13
Which one is not present in A.C. generator.
Question # 14
If magnetic field is doubled then magnetic energy density becomes.
Question # 15
B2/2p is the expression of.
Question # 16
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 # 17
Michael Faraday and Joseph Henry belongs to
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 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 2 | Eddy current is produced when: |
A. A metal is light in varying magnetic field
B. A metal is kept in steady magnetic field
C. A circular coil is placed in a steady magnetic field
D. A current is passed through a circualr coil
|
| 3 | When the back emf is zero, its draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 4 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 5 | Which one is not present in A.C. generator. |
A. Armature
B. Magnet
C. Slip rings
D. Commutator
|
| 6 | Electromagnetic induction obeys law of conservation |
A. Charge
B. Energy
C. Momentum
D. Mass
|
| 7 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
| 8 | When back emf in motor is zero, it draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 9 | The mutual inductance between two coils depends upon their |
A. Size
B. Core material
C. Size, core material and separation
D. Separation
|
| 10 | The self induction emf is some times called. |
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
|
Test Questions