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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
Referring to above figure, current in coil P falls from its maximum value to zero:
Question # 2
Referring to above figure, a changing current in coil P can be produced:
Question # 3
The direction of induced current is always so as to oppose the cause which produces it. This is
Question # 4
The rate change of area expressed is expressed in:
Question # 5
A device which converts Electrical energy into mechanical energy is called as
Question # 6
The magnitude of induced emf depends upon the
Question # 7
The induced current in the loop can be increased by:
Question # 8
A.C. can be measure with the help of
Question # 9
The unit of induced emf is:
Question # 10
The motional e.m.f depends upon the
Question # 11
The device in which induced emf is statically induced emf is:
Question # 12
Referring to above figure, due to change in current in the coil P, the change in magnetic flux
Question # 13
An induced current can be produced by:
Question # 14
The current produced by moving a loop of a wire across a magnetic field is called:
Question # 15
The induced current in the loop can be Increased by
Top Scorers Of ECAT Physics Chapter 15 Electromagnetic Induction MCQ`s Test
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H Heer 28 - Dec - 2023 00 Min 43 Sec 60/60 -
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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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S Syed aazan hussain 30 - Jul - 2023 08 Min 21 Sec 40/60 -
B Bariha Asim 27 - Jun - 2024 04 Min 34 Sec 35/60 -
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 the loop can be increased by: |
A. Using a strong magnetic field
B. Moving the loop faster
C. Replacing the loop by a coil of many turns
D. All of above
|
| 2 | The phenomenon of generation of induced emf is called: |
A. Electrostatic induced
B. Magnetic induced
C. Electromagnetic induced
D. Electric induced
|
| 3 | A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when: |
A. The coil is distorted
B. The coil is rotated
C. The coil is neither distorted nor rotated
D. Both A and B
|
| 4 | 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
|
| 5 | The product of induced current and the resistance of the wire through which the current is passing is called: |
A. Electromagnetic induction
B. induced emf
C. Induced current
D. Self induced
|
| 6 | In magnet-coil experiment, emf can be produced by: |
A. Keeping the coil stationary and moving the magnet
B. Keeping the magnet stationary and moving the coil
C. Relative motion of the loop and magnet
D. Any one of above
|
| 7 | 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
|
| 8 | The change of magnetic flux through a circuit will produce |
A. Magnetic Field
B. Electric Field
C. emf
D. a.c
|
| 9 | 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)
|
| 10 | The ratio of average e.m.f in the coil tot he time rate of change of current in the same coil is called |
A. Mutual induction
B. Mutual inductance
C. Capacitance
D. Self inductance
|
Test Questions