ECAT Pre General Science Physics Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Pre General Science Physics Chapter 14 Electromagnetism

00:00
Question # 1

Avo-meter is used of measure the

Question # 2

The SI unit of magnetic flux is.

Question # 3

The magnetic field outside the solenoid due to current is

Question # 4

Which one of the following relations is correct?

Question # 5

Lorentz force is defined as

Question # 6

Resistance is measured in

Question # 7

The strength of magnetic field around the current conductor is

Question # 8

When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be

Question # 9

The magnetic force exerted on an electron moving with velocity 'v' at right angle to the magnetic field is given by

Question # 10

The force acting as one meter length of the conductor placed at right angle to the magnetic field, when one A current is passing through it, defines the

Question # 11

Flurescent screen is a screen where visible spot

Question # 12

A full-scale deflection is obtained in a galvanometer with a current of few

Question # 13

The current is measured in

Question # 14

When charged particle is projected perpendicular to a uniform magnetic field its trajectory is

Question # 15

Galvanometer is a device used for the detection of

Question # 16

For the conversion of galvanometer into voltmeter, we connect a

Question # 17

A voltmeter is used to measure the

Question # 18

The magnetic field in the middle of a solenoid due to current is

Question # 19

Amperean path is a:

Question # 20

The CRO is used for displaying the waveform of a given

Question # 21

The angle of deflection of coil can be measured by the

Question # 22

When the charged particle is projected at right angles to the field, then experienced by it will be:

Question # 23

magnetic field is a:

Question # 24

The force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by

Question # 25

A current carrying conductor sets up its own:

Question # 26

The force experienced by an electron projected in a magnetic field B with a velocity V is given by

Question # 27

Magnetic flux and flux density are related by

Question # 28

if the field is directed along the normal to the area, then flux is:

Question # 29

A resistance used in voltmeter is called

Question # 30

Current is measured in

Submit

Prepare Complete Set Wise ECAT Pre General Science Physics Chapter 14 Electromagnetism MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Pre General Science Physics Chapter 14 Electromagnetism MCQ`s Test

  • M
    M Abduullah 17 - Feb - 2021 13 Min 51 Sec 65/120
  • W
    Waleed Ahmed 25 - Feb - 2023 18 Min 24 Sec 55/120
  • I
    Inzmam Rajper 16 - Jun - 2022 10 Min 50 Sec 50/120
  • H
    Hiba Akhtar 06 - Mar - 2023 06 Min 56 Sec 45/120

ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The force experienced by an electron projected in a magnetic field B with a velocity V is given by
A. F=e(V x B)
B. F= -e(V x B)
C. F= e(B x V)
D. Both a and c
2 Magnetic lines of force:
A.

Cannot intersect at all

B.

Intersect at infinity

C.

Intersect within magnet

D.

Intersect at Neutral Point
3 The permeability of free space is measured in:
A. Wb/Am
B. Wb A/m
C. Am/Wb
D. m/Web A
4 The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
A. magnetic flux
B. magnetic flux density
C. magnetic induction
D. magnetic field intensity
5 A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is
A. Zero
B. 105 m
C. 10-10N
D. 108N
6 The SI unit of magnetic induction is tesla which is equal to
A. Newton/ampere-meter or N/A-m
B. Newton/ampere2-meter or N/A2-m
C. Newton/ampere2-meter2 or N/A2-m2
D. Newton/ampere2-meter2or N/A2-m2
7 A field is uniform and much stronger:
A.

Inside a long solenoid

B.

Outside a long solenoid

C.

At the end of a long solenoid

D.

At the central point of long solenoid
8 The direction of lines of force depends upon the direction of
A. voltage
B. current
C. charges
D. none of these
9 The SI unit of magnetic permeability is
A. WB A-1m-1
B. WB mA-1
C. WB Am-1
D. None of these
10 Which is modified form of galvanometer
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge

Test Questions

Is this page helpful?