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

The voltage increases linearly with

Question # 2

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

Question # 3

A charged particle moving at right angle to the magnetic field will experience

Question # 4

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

Question # 5

For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as

Question # 6

The SI unit of magnetic flux is.

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

Electron gun consist of

Question # 9

Tesla is the unit of

Question # 10

To convert galvanometer into ammeter we connect

Question # 11

The angle of deflection of coil can be measured by the

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

The field around a moving charge is called

Question # 14

Galvanometer is a device used for the detection of

Question # 15

The pointer of a magnetic compass:

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 A current carrying conductor sets up its own:
A.

Electric field

B.

Nuclear field

C.

Magnetic field

D.

Both (A) and (C)
2 The magnetic field outside the solenoid due to current is
A. strong
B. zero
C. weak
D. uniform
3 For the conversion of galvanometer into voltmeter, we connect a
A. small resistance in series with galvanometer
B. small resistance in parallel with galvanometer
C. high resistance in parallel with galvanometer
D. high resistance series with galvanometer
4 The SI unit of magnetic permeability is
A. WB A-1m-1
B. WB mA-1
C. WB Am-1
D. None of these
5 F = I(L x B) is a
A. vector
B. scalar
C. unit vector
D. none of these
6 CRO deflects the beam of
A. proton
B. a-particle
C. electron
D. neutron
7 The SI unit of magnetic flux is.
A. weber
B. Nm-1A-1
C. tesla
D. gauss
8 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
9 Resistance is measured in
A. volts
B. ampere
C. ohm
D. watt
10 How many number of anodes used in electron gun
A. one
B. two
C. three
D. six

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