Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.gif)
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
-
Total Questions15
-
Time Allowed20
Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction
00:00
Question # 1
The current produced by moving a loop of wire across a magnetic field is called
Question # 2
The magnitude of induced emf depends upon the
Question # 3
The unit of induced emf is:
Question # 4
Referring to above figure, current in the coil P grows from zero to its maximum value:
Question # 5
When a conductor moved with its length parallel to the lines of magnetic fled:
Question # 6
A coil of constant area is placed in a constant magnetic field. An include current is produced in the coil when:
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 work is stored in the inductor as
Question # 9
The change of magnetic flux through a circuit will produce
Question # 10
The direction of induced current is always so as to oppose the cause which produces it. This is
Question # 11
The SI unit of magnetic induction is
Question # 12
The motional e.m.f depends upon the
Question # 13
Self inducede e.m.f. is also called
Question # 14
When there is no relative motion between the magnet and coil, the galvanometer indicated
Question # 15
Referring to above figure, current in coil P falls from its maximum value to zero
Top Scorers Of Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction MCQ`s Test
-
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 direction of induced current is always so as to oppose the cause which produces it. This is |
A. Lenz's law
B. Ampere's law
C. Faraday's law
D. Coulomb's law
|
| 2 |
A metal road of length 1m is moving at a speed of 1 ms-1In a direction making angle of 30º with 0.5 Y magnetic field. The emf produced in the rod is: |
A. 0.25 N
B. 0.25 V
C. 2.5 V
D. 2.5 N
|
| 3 | The work is stored in the inductor as |
A. Electric potential energy
B. Elastic potential energy
C. Magnetic energy
D. Absolute potential energy
|
| 4 | The ratio of average e.m.f in the coil tot he time rate of change of current in the same coil is called |
A. Mutual induction
B. Mutual inductance
C. Capacitance
D. Self inductance
|
| 5 | 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
|
| 6 | 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
|
| 7 | 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
|
| 8 | For inducting emf in a coil the basic requirement is that: |
A. Flux should link the coil
B. Change in flux should link the coil
C. Coil should form a closed loop
D. Both B and C are true
|
| 9 | The phenomenon of generation of induced emf is called: |
A. Electrostatic induced
B. Magnetic induced
C. Electromagnetic induced
D. Electric induced
|
| 10 | 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
|
Test Questions
Share your comments & questions here
No comments yet. Be the first to comment!