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

Magnetic lines of force:

Question # 2

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

Question # 3

Which one of the following relations is correct?

Question # 4

F = I(L x B) is a

Question # 5

Amperean path is a:

Question # 6

The SI unit of magnetic flux is.

Question # 7

Magnetic flux passing through the an element of are A placed perpendicular to a uniform magnetic field Bis:

Question # 8

A relationship between Gauses of magnetic induction and Tesla(T) is given by

Question # 9

Magnetic flux and flux density are related by

Question # 10

The force experienced by charged particle is maximum, if it moves

Question # 11

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

Question # 12

Galvanometer is a device used for the detection of

Question # 13

The torque per unit twist of coil is called

Question # 14

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

Question # 15

Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 Strength of magnetic field is measured in SI units, in:
A. N
B. N/Am
C. Am/N
D. Nm/A
2 A charged particle moving at right angle to the magnetic field will experience
A. minimum force
B. maximum force
C. zero
D. moderate force
3 The angle of deflection of coil can be measured by the
A. one method
B. three method
C. two method
D. none of these
4 The force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by
A. F=IB/L
B. F= L x B/I
C. F = IL x B
D. F = IL . B
5 The galvanometer can be made sensitive if the value of the factor C/BAN is
A. constant
B. small
C. large
D. none of these
6 F = I(L x B) is a
A. vector
B. scalar
C. unit vector
D. none of these
7 The voltage increases linearly with
A. time
B. velocity
C. acceleration
D. torque
8 A beam of electrons is provided by an
A. electron gun
B. Suppray
C. Injection
D. None of these
9 A resistance used in voltmeter is called
A. shunt resistance
B. high resistance
C. low resistance
D. zero resistance
10 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
A. dead beat galvanometer
B. stable galvanometer
C. shunt galvanometer
D. sensitive galvanomter

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