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MCQ's Test For ECAT Physics Chapter 15 Electromagnetic Induction
Try The MCQ's Test For ECAT Physics Chapter 15 Electromagnetic Induction
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 15 Electromagnetic Induction
00:00
Question # 1
The phenomenon of generation of induced emf is called
Question # 2
When a conductor moved with its length parallel to the lines of magnetic fled:
Question # 3
The product of induced current and the resistance of the wire through which the current is passing is called:
Question # 4
The magnitude of induced emf depends upon the
Question # 5
Referring to above figure, current in the coil P grows from zero to its maximum value:
Question # 6
The change of magnetic flux through a circuit will produce
Question # 7
An emf is set up in a conductor when it:
Question # 8
In magnet-coil experiment, emf can be produced by:
Question # 9
Referring to above figure, due to change in current in the coil P, the change in magnetic flux:
Question # 10
In magnet-coil experiment, emf can be produced by:
Question # 11
Referring to above figure, due to change in current in the coil P, the change in magnetic flux
Question # 12
Instead of moving the coil towards a magnet, the magnet is moved towards the coil with the same speed. The galvanometer shows current:
Question # 13
An emf is set up in a conductor when it
Question # 14
The practical application of the phenomenon of Mutual induction is
Question # 15
Back emf is produced due to
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H Heer 28 - Dec - 2023 00 Min 43 Sec 60/60 -
D dark goblin 18 - Jul - 2024 00 Min 51 Sec 60/60 -
R Rabbia Munir 05 - Mar - 2024 02 Min 41 Sec 55/60 -
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M MUHAMMAD SHAHMEER KHAN 09 - Aug - 2024 05 Min 00 Sec 45/60 -
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M mehboob ali 21 - Jul - 2024 04 Min 50 Sec 35/60
ECAT Physics Chapter 15 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The induced current in a conductor depends upon |
A. Resistance of the loop
B. Speed with which the conductor moves
C. Any of these
D. Both A and B
|
| 2 | The current produced by moving a loop of wire across a magnetic field is called |
A. Direct current
B. Magnetic current
C. Alternating current
D. Induced current
|
| 3 | The induced current is a conductor depends upon: |
A. Resistance of the loop
B. Speed with which the conductor moves
C. Any of these
D. Both (A) and (B)
|
| 4 | When there is no relative motion between the magnet and coil, the galvanometer indicated |
A. No current in the circuit
B. An increasing current
C. A decreasing current
D. A constant current
|
| 5 | The Phenomenon of generation of induced emf is called |
A. Electrostatic induction
B. Magnetic induction
C. Electromagnetic induction
D. Electric induction
|
| 6 | Referring to above figure, a changing current in coil P can be produced: |
A. At the instant the switch is closed
B. At the instant the switch is opened
C. With the help of rheostat
D. All of these
|
| 7 | Referring to above figure, current in coil P falls from its maximum value to zero: |
A. At the instant the switch is closed
B. At the instant the switch is opened
C. When switch is kept open
D. When switch is kept closed
|
| 8 | The practical application of the phenomenon of Mutual induction is |
A. Transformers
B. Generator
C. Motor
D. All of these
|
| 9 | For inducting 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 | Micheal Faraday and joseph Henry belong respectively to: |
A. USA and England
B. England and France
C. England and USA
D. USA and France
|
Test Questions