Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
MCQ's Test For ECAT Physics Chapter 15 Electromagnetic Induction
Try The MCQ's Test For ECAT Physics Chapter 15 Electromagnetic Induction
-
Total Questions15
-
Time Allowed20
ECAT Physics Chapter 15 Electromagnetic Induction
00:00
Question # 1
Which of the following is most suitable as the core of transformer
Question # 2
Lens's law deals with the
Question # 3
Referring to above figure, current in coil P falls from its maximum value to zero
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
Step up transformer has a transformation ratio of 3:2. What is the voltage in secondary, if voltage in primary is 30V:
Question # 6
When there is no relative motion between the magnet and coil, the galvanometer indicates:
Question # 7
Transformer is used to
Question # 8
The magnitude of induced emf depends upon the:
Question # 9
Michael Faraday and Joseph Henry belong respectively to
Question # 10
Which of the following quantities remain constant in step up transformer?
Question # 11
Lenz's law is the consequence of
Question # 12
A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when
Question # 13
Micheal Faraday and joseph Henry belong respectively to:
Question # 14
The direction of induced current is always so as to oppose the cause which produces it. This is
Question # 15
In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called:
Top Scorers Of ECAT Physics Chapter 15 Electromagnetic Induction MCQ`s Test
-
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 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 -
H haiqa nadeem 03 - Aug - 2024 05 Min 25 Sec 35/60
ECAT Class Physics Chapter 15 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | 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
|
| 3 | An emf is set up in a conductor when it: |
A. is kept in a magnetic field
B. is kept in a electric field
C. Move across a magnetic field
D. Both (A) and (B)
|
| 4 | 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
|
| 5 | 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
|
| 6 |
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: |
A. Also 20º
B. 70º
C. 90º
D. 180º
|
| 7 | The phenomenon of generation of induced emf is called |
A. Electrostatic induction
B. Magnetic induction
C. Electromagnetic induction
D. Electric induction
|
| 8 | An induced current can be produced by: |
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic field
D. Constant electric field
|
| 9 | 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
|
| 10 | Micheal Faraday and joseph Henry belong respectively to: |
A. USA and England
B. England and France
C. England and USA
D. USA and France
|
Test Questions
