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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
The work is stored in the inductor as
Question # 2
Which of the following is most suitable as the core of transformer
Question # 3
Lenz's law is the consequence of
Question # 4
In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called:
Question # 5
The induced current in a conductor depends upon:
Question # 6
The law of electromagnetic induction is related to:
Question # 7
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 # 8
The magnitude of induced emf depends upon the
Question # 9
The induced current in the loop can be increased by:
Question # 10
When the conductor moved across a magnetic field:
Question # 11
A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when
Question # 12
Referring to above figure, due to change in current in the coil P, the change in magnetic flux:
Question # 13
The practical application of the phenomenon of Mutual induction is
Question # 14
The phenomenon of generation of induced emf is called:
Question # 15
A device which converts Electrical energy into mechanical energy is called as
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 device in which induced emf is statically induced emf is: |
A. Transformer
B. AC generator
C. Alternator
D. Dynamo
|
| 2 | Split rings act as |
A. Vibrator
B. Resistor
C. Motor
D. Commulator
|
| 3 | Faraday's law of electromagnetic induction has been used in the construction of: |
A. Galvanometer
B. Voltmeter
C. Electric motor
D. Electric genrator
|
| 4 | The SI unit of magnetic induction is |
A. Weber
B. Weber/meter
C. Henry
D. Tesla
|
| 5 | Instead of moving the coil towards a magnet, the magnet is moved towards the coil with the same speed. The galvanometer shows current |
A. Of same magnitude in the same direction
B. Of different magnitude in the same direction
C. Of same magnitude but in opposite direction
D. Of different magnitude in the opposite direction
|
| 6 | Referring to above figure, current in the coil P grows from zero to its maximum value |
A. At the instant the switch is closed
B. At the instant the switch is opened
C. When switch is kept open
D. All of above
|
| 7 | The phenomenon of generation of induced emf is called: |
A. Electrostatic induced
B. Magnetic induced
C. Electromagnetic induced
D. Electric induced
|
| 8 | A coil of constant area is placed in a constant magnetic field. An include current is produced in the coil when: |
A. The coil is destroyed
B. The coil is Rotated
C. The coil is neither destroyed nor rotated
D. Both (A) and (B)
|
| 9 | The work is stored in the inductor as |
A. Electric potential energy
B. Elastic potential energy
C. Magnetic energy
D. Absolute potential energy
|
| 10 | When there is no relative motion between the magnet and coil, the galvanometer indicates: |
A. No current in circuit
B. An increasing current
C. A decreasing current
D. Either B or C
|
Test Questions
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