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 resistance used in voltmeter is called

Question # 2

The CRO is used for displaying the waveform of a given

Question # 3

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

Question # 4

The permeability of free space is measured in:

Question # 5

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 # 6

Which one of the following relations is correct?

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

For the conversion of galvanometer into voltmeter, we connect a

Question # 11

The most suitable material for permanent magnet is

Question # 12

NmA-1 is commonly called:

Question # 13

In a straight current carrying conductor, the direction of magnetic field can be found by

Question # 14

The unit of magnetic flux is

Question # 15

The galvanometer can be made sensitive if the value of the factor C/BAN is

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The gavanometer constant of a moving coil galvanometer is given by
A. K=BAN/C
B. K=BN/CA
C. K=NAC/B
D. K=C/BAN
2 The magnetic field in the middle of a solenoid due to current is
A. weak
B. strong and uniform
C. none-uniform
D. zero
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 The field around a moving charge is called
A. magnetic field
B. conservative field
C. non-conservative field
D. none of these
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 The SI unit of flux density is
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
7 How many number of anodes used in electron gun
A. one
B. two
C. three
D. six
8 The current is measured in
A. volts
B. watt
C. ampere
D. ohm
9 'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?
A. 0
B. 1
C. 0.5
D. -1
10 The straight current carrying conductor experiences maximum force in a uniform magnetic field when it is placed
A. parallel to the field
B. Perpendicular to the field
C. At an angle of 45 to the field
D. None of the above

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