ECAT Pre Computer Science Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

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

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ECAT Physics Chapter 14 Electromagnetism

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Question # 1

A field is uniform and much stronger:

Question # 2

The most suitable material for permanent magnet is

Question # 3

Method "lamp and scale arrangement" used to measure the

Question # 4

The SI unit of magnetic induction is

Question # 5

If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made

Question # 6

CRO deflects the beam of

Question # 7

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 # 8

The direction of lines of force depends upon the direction of

Question # 9

The unit of magnetic flux is

Question # 10

In the region surrounding a current carrying wire:

Question # 11

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

Question # 12

F = I(L x B) is a

Question # 13

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

Question # 14

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

Question # 15

Tesla is the unit of

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 In the expression of force experienced by electron, the direction of both v and B are
A. parallel
B. zero
C. perpendicular
D. none of them
2 The permeability of free space is measured in:
A. Wb/Am
B. Wb A/m
C. Am/Wb
D. m/Web A
3 If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made
A. Sensitive
B. Accurate
C. Stable
D. None of these
4 Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as
A. IT = 10-4 G
B. IT = 105G
C. IT = 103G
D. IT = 104G
5 Magnetic induction is also called as:
A.

Ampere’s law

B.

Faraday’s law

C.

Lenz’s law

D.

Newton’s law
6 Resistance is measured in
A. volts
B. ampere
C. ohm
D. watt
7 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
8 A voltmeter is used to measure the
A. potential difference
B. current
C. temperature
D. resistance
9 When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
A. circular
B. elliptical
C. cycloid
D. straight line
10 For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
A. modification
B. voltage
C. current
D. resistance

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