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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
In magnet-coil experiment, emf can be produced by:
Question # 2
The product of induced current and the resistance of the wire through which the current is passing is called:
Question # 3
Which of the following is most suitable as the core of transformer
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
Split rings act as
Question # 6
The unit of induced emf is:
Question # 7
Referring to above figure, current in coil P falls from its maximum value to zero
Question # 8
When there is no relative motion between the magnet and coil, the galvanometer indicates:
Question # 9
What is the coefficient of mutual inductance, when the magnetic flux changes by 2 X 10-2Wb, and change in current is 0.01 A?
Question # 10
The induced current in a conductor depends upon
Question # 11
The current produced by moving a loop of a wire across a magnetic field is called:
Question # 12
In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called:
Question # 13
An
induced current can be produced by:
Question # 14
In magnet-coil experiment, emf can be produced by:
Question # 15
Self inducede e.m.f. is also called
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 -
D dark goblin 18 - Jul - 2024 00 Min 51 Sec 60/60 -
M Muneeb ur Rehman 29 - Jun - 2026 03 Min 35 Sec 56/60 -
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U Umer Usman 11 - Mar - 2024 02 Min 44 Sec 55/60 -
T Taj baloch Taj baloch 30 - May - 2024 03 Min 52 Sec 55/60 -
A ahtisham *#*# 04 - Mar - 2024 04 Min 23 Sec 55/60 -
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T Tasser Haider 01 - Jun - 2024 01 Min 46 Sec 45/60 -
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
ECAT Physics Chapter 15 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
| 2 | The phenomenon of generation of induced emf is called: |
A. Electrostatic induced
B. Magnetic induced
C. Electromagnetic induced
D. Electric induced
|
| 3 | In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called: |
A. Both A and C
B. Induced emf
C. Both A and B
D. Motion emf
|
| 4 | 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
|
| 5 | Split rings act as |
A. Vibrator
B. Resistor
C. Motor
D. Commulator
|
| 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 | An emf is set up in a conductor when it: |
A. Is kept in a magnetic field
B. Is kept in an electric field
C. Moves across a magnetic field
D. Both A and B
|
| 8 | 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
|
| 9 | A.C. can be measure with the help of |
A. Nuclear effect
B. Magnetic effect
C. Chemical effect
D. Heating effect
|
| 10 | 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
|
Test Questions
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