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

The SI unit of magnetic induction is tesla which is equal to

Question # 2

The vector representation of force experience give the direction of

Question # 3

A shunt resistance parallel to the galvanometer is used to convert it into

Question # 4

The SI unit of magnetic induction is

Question # 5

A resistance used in voltmeter is called

Question # 6

The CRO deflects the beam of electrons, when they passes through uniform

Question # 7

When some compass needles are placed on a card board along a circle with the center at the wire, they will

Question # 8

NmA-1 is commonly called:

Question # 9

A meter wire carraying a current of 2A is at right angle to the uniform magnetic field of 0.5 Weber/m2The force on the wire is

Question # 10

Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as

Question # 11

The magnetic field inside a solenoid can be increased by:

Question # 12

A long wire wound tightly on a cylindrical core is called:

Question # 13

A current carrying conductor is placed at right angle to the magnetic field. The magnetic force experienced by the conductor is

Question # 14

The pointer of a magnetic compass:

Question # 15

Method "lamp and scale arrangement" used to measure the

Question # 16

F = I(L x B) is a

Question # 17

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

Question # 18

A galvanometer in which the coil comes to rest quickly after the current passed through it, or the current stopped form flowing through it, is called

Question # 19

The sources of magnetic field are

Question # 20

CRO deflects the beam of

Question # 21

The magnetic field outside the solenoid due to current is

Question # 22

The voltage increases linearly with

Question # 23

Weber is a unit of

Question # 24

A solenoid is a coil of wire which is:

Question # 25

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

Question # 26

When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into

Question # 27

If current through conductor is 1 A and length of conductor is 1m placed at right angle to the magnetic field, then the strength of magnetic field is

Question # 28

Total number of turns on 0.15 m length solenoid is 300. the value of n is:

Question # 29

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

Question # 30

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

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 magnetic force exerted on an electron moving with velocity 'v' at right angle to the magnetic field is given by
A. F=eVB
B. F=e2V/B
C. F=e/VB
D. F=B2/ev
2 Weber is a unit of
A. magnetic flux
B. magnetic filed intensity
C. magnetic induction
D. magnetic flux density
3 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)
4 A charged particle moving at right angle to the magnetic field will experience
A. minimum force
B. maximum force
C. zero
D. moderate force
5 In order to make a voltmeter, high resistance is connected with galvanometer, in
A. perpendicular
B. may be paralled or pendicular
C. series
D. none of these
6 In the region surrounding a current carrying wire:
A. A magnetic field is setup

B.

The lines of force are elliptical

C.

Direction of lines of forces depends upon direction of current

D.

Both (A) and (C)
7 The force experienced by charged particle is maximum, if it moves
A. parallel to magnetic field
B. perpendicular to magnetic field
C. opposite to the magnetic field
D. none of these
8 The strength of magnetic field around the current conductor is
A. Smaller near the conductor
B. Greater near the conductor
C. Greater at the large distance from the conductor
D. Constant near and away from the conductor
9 Magnetic flux and flux density are related by
A. Flux density = flux x area
B. Flux density = flux / area
C. Flux density = flux - area
D. None of these
10 In a moving coil galvanometer, the deflecting couple depends upon
A. area of the coil
B. number of turns of coil
C. value of magnetic field
D. all of the above

Test Questions

Is this page helpful?