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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
Micheal Faraday and joseph Henry belong respectively to:
Question # 2
The magnitude of induced emf depends upon the:
Question # 3
The current produced by moving a loop of wire across a magnetic field is called:
Question # 4
A device which converts Electrical energy into mechanical energy is called as
Question # 5
The magnitude of induced emf depends upon the:
Question # 6
Referring to above figure, current in coil P falls from its maximum value to zero
Question # 7
When a conductoris moved across a magnetic field:
Question # 8
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 # 9
Which of the following is most suitable as the core of transformer
Question # 10
Referring to above figure, a changing current in coil P can be produced:
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
When there is no relative motion between the magnet and coil, the galvanometer indicates:
Question # 13
In magnet-coil experiment, emf can be produced by:
Question # 14
The induced current in the loop can be increased by:
Question # 15
Eddy current is produced when:
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 -
R Rabbia Munir 05 - Mar - 2024 02 Min 41 Sec 55/60 -
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 -
E Esha Azeem 20 - Jun - 2024 08 Min 37 Sec 55/60 -
A Alishba Farooq 08 - Mar - 2024 21 Min 44 Sec 55/60 -
D Danish Mehmood Awan 09 - Mar - 2024 09 Min 20 Sec 50/60 -
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 -
S suzi 10 - Feb - 2026 02 Min 46 Sec 44/60 -
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 | 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
|
| 2 | 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
|
| 3 | 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
|
| 4 |
The magnitude of induced emf depends upon the: |
A. Rate of decrease of magnetic field
B. Rate of change of magnetic field
C. Rate of increase of magnetic flux
D. Constancy of magnetic field
|
| 5 | Back emf is produced due to |
A. Self induction
B. Mutual induction
C. A.C
D. Lenz's law
|
| 6 | The induced current in 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
|
| 7 | In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called: |
A. Motion emf
B. Electrostatic emf
C. Induced emf
D. Both A and B
|
| 8 | The change of magnetic flux through a circuit will produce |
A. Magnetic Field
B. Electric Field
C. emf
D. a.c
|
| 9 | 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 an induced current is coil S
D. All of these
|
| 10 | An induced current can be produced by: |
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic feild
D. Constant electric field
|
Test Questions