ECAT Pre Engineering Physics Chapter 15 MCQ Test With Answer

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

Start Test Download PDF

Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction

00:00
Question # 1

In the equilibrium state, the potential difference between two ends of the conductor moving across a magnetic field is called:

Question # 2

Michael Faraday and Joseph Henry belong respectively to

Question # 3

Step up transformer has a transformation ratio of 3:2. What is the voltage in secondary, if voltage in primary is 30V:

Question # 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

Question # 5

The current produced by moving a loop of wire across a magnetic field is called

Question # 6

In magnet-coil experiment, emf can be produced by:

Question # 7

An induced current can be produced by

Question # 8

In magnet-coil experiment, emf can be produced by

Question # 9

The current produced by moving a loop of a wire across a magnetic field is called:

Question # 10

Instead of moving the coil towards a magnet, the magnet is moved towards the coil with the same speed. The galvanometer shows current

Question # 11

Transformer is used to

Question # 12


The magnitude of induced emf depends upon the:

Question # 13

The induced emf in a coil is proportional to:

Question # 14

An emf is set up in a conductor when it:

Question # 15

Eddy current is produced when:

Submit

Prepare Complete Set Wise Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction MCQs Online With Answers


Topic Test

00:00
Submit

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 Split rings act as
A. Vibrator
B. Resistor
C. Motor
D. Commulator
2 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
3 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
4 Lens's law deals with the
A. Magnitude of induced current
B. Magnitude of induced e.m.f
C. Direction of induced e.m.f
D. Direction of induced current
5 Lenz's law is the consequence of
A. Mass
B. Energy conservation
C. Momentum conservation
D. Charge
6 When there is no relative motion between the magnet and coil, the galvanometer indicated
A. No current in the circuit
B. An increasing current
C. A decreasing current
D. A constant current
7 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
8 The unit of induced emf is:
A. Volt
B. Nm/As
C. Joule coul-1
D. Both A and C
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?
A. 2 H
B. 3 H
C. 1/2 H
D. Zero
10 Referring to above figure, current in the coil P grows from zero to its maximum value:
A. At the instant the switch is closed
B. At the instant the switch is opened
C. When switch is kept open
D. All of above

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!