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

Resistance is measured in

Question # 2

The magnetic field inside a solenoid can be increased by:

Question # 3

The force acting on a charge moving in a magnetic field

Question # 4

The working of galvanometer depends upon torque exerted on a current carrying coil in

Question # 5

When the waveform of one voltage is increasing and that of second is decreasing and vice versa, then phase difference between these voltage is

Question # 6

A solenoid is a coil of wire which is:

Question # 7

Electron gun consist of

Question # 8

Magnetic induction is also called as:

Question # 9

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

Question # 10

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

Question # 11

A beam of electrons is provided by an

Question # 12

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

Question # 13

A galvanometer is an instrument used to

Question # 14

The force experienced by an electron projected in a magnetic field B with a velocity V is given by

Question # 15

Charge to mass ratio (e/m) of an electron is given by the relation

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 Galvanometer is a device used for the detection of
A. voltage
B. current
C. temperature
D. pressure
2 The SI unit of flux density is
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
3 The SI unit of magnetic flux is.
A. weber
B. Nm-1A-1
C. tesla
D. gauss
4 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
5 The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
A. magnetic flux
B. magnetic flux density
C. magnetic induction
D. magnetic field intensity
6 The working of galvanometer depends upon torque exerted on a current carrying coil in
A. magnetic field
B. electric field
C. gravitational field
D. nuclear field
7 The SI unit of magnetic induction is
A. Gauses
B. Tesla
C. Weber
D. Weber2
8 Magnetic lines of force:
A.

Cannot intersect at all

B.

Intersect at infinity

C.

Intersect within magnet

D.

Intersect at Neutral Point
9 The SI unit of magnetic induction is tesla which is equal to
A. Newton/ampere-meter or N/A-m
B. Newton/ampere2-meter or N/A2-m
C. Newton/ampere2-meter2 or N/A2-m2
D. Newton/ampere2-meter2or N/A2-m2
10 Lorentz force is defined as
A. q(E + V x B)
B. q(E x B + V)
C. q(E x V + B)
D. q(E x B)

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