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

When a conductoris moved across a magnetic field:

Question # 2

Referring to above figure, current in coil P falls from its maximum value to zero:

Question # 3

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:

Question # 4

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

Question # 5

The rate change of area expressed is expressed in:

Question # 6

An induced current can be produced by:

Question # 7

In a coil current change from 2 to 4 A in .05 s. If the average induced emf is 8V then coefficient of self-inductance is:

Question # 8

An emf is set up in a conductor when it:

Question # 9

The induced current in the loop can be Increased by

Question # 10

The induced emf in a coil is proportional to:

Question # 11

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

Question # 12

The magnitude of induced emf depends upon the

Question # 13

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?

Question # 14

The practical application of the phenomenon of Mutual induction is

Question # 15

Referring to above figure, due to change in current in the coil P, the change in magnetic flux:

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
  • 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 In a coil current change from 2 to 4 A in .05 s. If the average induced emf is 8V then coefficient of self-inductance is:
A. 0.2 henry
B. 0.1 henry
C. 0.8 henry
D. 0.04 henry
2 An induced current can be produced by:
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic feild
D. Constant electric field
3 An induced current can be produced by:
A. Constant magnetic field
B. Changing magnetic field
C. Varying magnetic field
D. Constant electric field
4 A square loop of wire is moving through a uniform magnetic field. The normal to the loop is oriented parallel to the magnetic field. The emf induced in the loop is:
A. Zero
B. Of smaller magnitude
C. Of larger magnitude
D. Sometimes B, sometimes C
5 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
6 A coil of constant area is placed in a constant magnetic field. An include current is produced in the coil when:
A. The coil is destroyed
B. The coil is Rotated
C. The coil is neither destroyed nor rotated
D. Both (A) and (B)
7 A device which converts Electrical energy into mechanical energy is called as
A. Transformer
B. Generator
C. Motor
D. All of these
8 Split rings act as
A. Vibrator
B. Resistor
C. Motor
D. Commulator
9 The phenomenon of generation of induced emf is called:
A. Electrostatic induced
B. Magnetic induced
C. Electromagnetic induced
D. Electric induced
10 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

Test Questions

Is this page helpful?