ECAT Pre Computer Science Chapter 15 MCQ Test With Answer

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

Start Test Download PDF

ECAT Physics Chapter 15 Electromagnetic Induction

00:00
Question # 1

Michael Faraday and Joseph Henry belong respectively to

Question # 2

In magnet-coil experiment, emf can be produced by

Question # 3

An emf is set up in a conductor when it

Question # 4

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

Question # 5

An induced current can be produced by:

Question # 6

Faraday's law of electromagnetic induction has been used in the construction of:

Question # 7

The magnitude of induced emf depends upon the

Question # 8

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

Question # 9

Which of the following quantities remain constant in step up transformer?

Question # 10

The motional e.m.f depends upon the

Question # 11

The practical application of the phenomenon of Mutual induction is

Question # 12

A coil of constant area is placed in a constant magnetic field. An include current is produced in the coil when:

Question # 13

The induced current in the loop can be increased by:

Question # 14

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 # 15

The rate change of area expressed is expressed in:

Submit

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


Topic Test

00:00
Submit

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
  • M
    Muneeb ur Rehman 29 - Jun - 2026 03 Min 35 Sec 56/60
  • 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

ECAT Physics Chapter 15 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 An induced current can be produced by:
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic feild
D. Constant electric field
4 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
5 The induced emf in a coil is proportional to:
A. Magnetic flux through a coil
B. Rate of change of magnetic flux through the coil
C. Area of the coil
D. Product of magnetic flux and area of the coil
6 The product of induced current and the resistance of the wire through which the current is passing is called:
A. Electromagnetic induction
B. induced emf
C. Induced current
D. Self induced
7 The device in which induced emf is statically induced emf is:
A. Transformer
B. AC generator
C. Alternator
D. Dynamo
8 The current produced by moving a loop of a wire across a magnetic field is called:
A. Direct current
B. Magnetic current
C. Alternating current
D. Induced current
9 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
10 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

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!