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MCQ's Test For Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction
Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction
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Total Questions15
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Time Allowed20
Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction
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Question # 1
Plan of a coil makes an angle of 20º with the lines of magnetic field. The angle between B and vector area of plane of coil is:
Question # 2
The unit of induced emf is:
Question # 3
When a conductor is moved across a magnetic field, the redistribution of charge sets up:
Question # 4
A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when:
Question # 5
A.C. can be measure with the help of
Question # 6
Referring to above figure, a changing current in coil P can be produced:
Question # 7
A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when
Question # 8
A coil of constant area is placed in a constant magnetic field. An include current is produced in the coil when:
Question # 9
The magnitude of induced emf depends upon the:
Question # 10
Micheal Faraday and joseph Henry belong respectively to:
Question # 11
Back emf is produced due to
Question # 12
When the conductor moved across a magnetic field:
Question # 13
The change of magnetic flux through a circuit will produce
Question # 14
An induced current can be produced by:
Question # 15
The motional e.m.f depends upon the
Top Scorers Of Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction MCQ`s Test
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M M Umer Arain 29 - Nov - 2024 00 Min 10 Sec 60/60 -
A Abdullah Zubair 04 - Jan - 2025 01 Min 50 Sec 60/60 -
D David Navid 28 - Mar - 2024 02 Min 34 Sec 60/60 -
M Muhammad Sufyan 01 - Jun - 2024 01 Min 51 Sec 55/60 -
F Farzand Shah Farzand Shah 22 - Apr - 2024 01 Min 17 Sec 50/60 -
G Gulfam Ahmad 04 - May - 2024 05 Min 10 Sec 50/60 -
M Mehpara Khatoon 08 - Aug - 2024 03 Min 22 Sec 45/60 -
K Kazim Ali 16 - May - 2024 03 Min 28 Sec 40/60 -
M M SUBHAN HAMEED 04 - Jan - 2025 03 Min 59 Sec 40/60 -
H Huzaifa Asim 25 - May - 2024 04 Min 36 Sec 40/60 -
N Naheed Yasir 23 - May - 2024 05 Min 05 Sec 40/60 -
R rubina kousar 01 - Jun - 2024 05 Min 08 Sec 40/60 -
V Viral Edits 29 - May - 2024 05 Min 17 Sec 40/60 -
T Tasmia 17 - May - 2024 06 Min 46 Sec 40/60 -
A Ahmad Inam 21 - Dec - 2024 09 Min 05 Sec 40/60
ECAT Physics Chapter 15 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The motional e.m.f depends upon the |
A. Length of a conductor
B. Strength of a magnet
C. Speed of the conductor
D. All of the above
|
| 2 | Transformer is used to |
A. Increase alternating current
B. Increase d.c voltage
C. Increase & Decrease emf
D. All answers are right
|
| 3 | When a conductor is moved across a magnetic field, the redistribution of charge sets up: |
A. Magnetic field
B. Electrostatic field
C. Electromagnetic field
D. All of these
|
| 4 | 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
|
| 5 | A.C. can be measure with the help of |
A. Nuclear effect
B. Magnetic effect
C. Chemical effect
D. Heating effect
|
| 6 | 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
|
| 7 | The Phenomenon of generation of induced emf is called |
A. Electrostatic induction
B. Magnetic induction
C. Electromagnetic induction
D. Electric induction
|
| 8 | The current produced by moving a loop of a wire across a magnetic field is called: |
A. Direct current
B. Magnetic current
C. Alternating current
D. Induced current
|
| 9 | When a conductoris moved across a magnetic field: |
A. Emf induced its similar to that of a battery
B. Emf induced gives rise to induced current
C. An emf is induced across its ends
D. All are correct
|
| 10 |
An
induced current can be produced by: |
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic field
D. Constant electric field
|
Test Questions
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