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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
00:00
Question # 1
Motional emf is called motional:
Question # 2
An emf is set up in a conductor when it:
Question # 3
The phenomenon of generation of induced emf is called:
Question # 4
Referring to above figure, due to change in current in the coil P, the change in magnetic flux:
Question # 5
The induced emf in a coil is proportional to:
Question # 6
An induced current can be produced by
Question # 7
The change of magnetic flux through a circuit will produce
Question # 8
The magnitude of induced emf depends upon the
Question # 9
In magnet-coil experiment, emf can be produced by
Question # 10
The magnitude of induced emf depends upon the:
Question # 11
Referring to above figure, current in coil P falls from its maximum value to zero
Question # 12
The phenomenon of generation of induced emf is called
Question # 13
When the conductor moved across a magnetic field:
Question # 14
The induced current in the loop can be Increased by
Question # 15
An induced current can be produced by:
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 -
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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 | 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
|
| 2 | The phenomenon of generation of induced emf is called |
A. Electrostatic induction
B. Magnetic induction
C. Electromagnetic induction
D. Electric induction
|
| 3 |
An
induced current can be produced by: |
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic field
D. Constant electric field
|
| 4 | Eddy current is produced when: |
A. A metal is kept 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 circular coil
|
| 5 | Referring to above figure, due to change in current in the coil P, the change in magnetic flux |
A. Is associated with coil P
B. Is associated with coil S
C. Causes and induced current in coil S
D. All of these
|
| 6 | Micheal Faraday and joseph Henry belong respectively to: |
A. USA and England
B. England and France
C. England and USA
D. USA and France
|
| 7 | The unit of induced emf is: |
A. Volt
B. Nm/As
C. Joule coul-1
D. Both A and C
|
| 8 | When a conductor moved with its length parallel to the lines of magnetic fled: |
A. An emf is induced across its ends
B. Emf induced is similar to that of a battery
C. Emf passes through the conductor
D. Both A and B
|
| 9 | In a coil current change from 2 to 4 A in .05 s. If the average induced emf is 8V then coefficient of self-inductance is: |
A. 0.2 henry
B. 0.1 henry
C. 0.8 henry
D. 0.04 henry
|
| 10 | Motional emf is called motional: |
A. Electromagnetic force and is measured in newtons
B. Electromotive force and is measured in volt
C. Electromotive force and is measured in newtons
D. Electromagnetic force and is measured in volts
|
Test Questions
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