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

Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:

Question # 2

The SI unit of magnetic induction is

Question # 3

The magnetic field outside the solenoid due to current is

Question # 4

In the formula B= µ̻ nl, the symbol n denotes:

Question # 5

Strength of magnetic field is measured in SI units, in:

Question # 6

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

Question # 7

Centripetal force for electron is given by

Question # 8

A voltmeter is used to measure the

Question # 9

In the region surrounding a current carrying wire:

Question # 10

The current sensitivity of the galvanometer is

Question # 11

Magnetic flux and flux density are related by

Question # 12

The current in microamperes required to produce one millimeter deflection on a scale placed one meter away from the mirror of the galvanometer, defined the sensitivity of

Question # 13

It is customary represent a current flowing towards the reader by a symbol

Question # 14

The SI unit of magnetic flux is

Question # 15

The strength of magnetic field around the current conductor is

Question # 16

In a moving coil galvanometer, the deflecting couple depends upon

Question # 17

When current passes through a solenoid coil, it behaves like a

Question # 18

The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by

Question # 19

The force acting on a charge moving in a magnetic field

Question # 20

In order to make a voltmeter, high resistance is connected with galvanometer, in

Question # 21

Resistance is measured in

Question # 22

Tesla is the unit of

Question # 23

A relationship between Gauses of magnetic induction and Tesla(T) is given by

Question # 24

Weber is a unit of

Question # 25

The vector representation of force experience give the direction of

Question # 26

The e/m of an electron moving in a circular path in a magnetic field is equal to

Question # 27

'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?

Question # 28

Avo-meter is used of measure the

Question # 29

The CRO is used for displaying the waveform of a given

Question # 30

Ammeter is used to measure

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 When the charged particle is projected at right angles to the field, then experienced by it will be:
A. Maximum
B. Zero
C. qvB
D. Both (A) and (B)
2 When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be
A. changed
B. zero
C. unchanged
D. none of these
3 How many number of anodes used in electron gun
A. one
B. two
C. three
D. six
4 A current carrying conductor sets up its own:
A.

Electric field

B.

Nuclear field

C.

Magnetic field

D.

Both (A) and (C)
5 Magnetic lines of force:
A.

Cannot intersect at all

B.

Intersect at infinity

C.

Intersect within magnet

D.

Intersect at Neutral Point
6 A resistance used in voltmeter is called
A. shunt resistance
B. high resistance
C. low resistance
D. zero resistance
7 When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into
A. Voltmeter
B. Avometer
C. Ammeter
D. None of these
8 The SI unit of flux density is.
A. Tesla
B. Weber
C. Gaun
D. Weber/meter
9 In a straight current carrying conductor, the direction of magnetic field can be found by
A. right hand rule
B. left hand rule
C. head to tall rule
D. none of these
10 magnetic field is a:
A.

Vector quantity

B.

Scalar quantity

C.

Scalar as well as scalar quantity

D.

Any of (A) or (B)

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!