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

NmA-1 is commonly called:

Question # 2

The torque per unit twist of coil is called

Question # 3

To convert galvanometer into ammeter we connect

Question # 4

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

Question # 5

The e/m of an electron moving in a circular path in a magnetic field is equal to

Question # 6

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

Question # 7

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

Question # 8

Resistance is measured in

Question # 9

When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be

Question # 10

A resistance used in voltmeter is called

Question # 11

41 The force experience, when proton projected in a magnetic field with velocity 'v' is

Question # 12

The gavanometer constant of a moving coil galvanometer is given by

Question # 13

Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as

Question # 14

The most suitable material for permanent magnet is

Question # 15

A solenoid is a coil of wire which is:

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The CRO is used for displaying the waveform of a given
A. current
B. voltage
C. both of them
D. none of them
2 The current is measured in
A. volts
B. watt
C. ampere
D. ohm
3 In a straight current carrying conductor, the direction of magnetic field can be found by
A. right hand rule
B. left hand rule
C. head to tall rule
D. none of these
4 The vector representation of force experience give the direction of
A. magnetic field
B. current
C. length of conductor
D. force
5 A charged particle moving at right angle to the magnetic field will experience
A. minimum force
B. maximum force
C. zero
D. moderate force
6 A current carrying conductor sets up its own:
A.

Electric field

B.

Nuclear field

C.

Magnetic field

D.

Both (A) and (C)
7 The force acting as one meter length of the conductor placed at right angle to the magnetic field, when one A current is passing through it, defines the
A. magnetic flux
B. magnetic induction
C. magnetic field
D. self inductance
8 Avo-meter is used of measure the
A. current, voltage
B. voltage, resistance
C. resistance, current
D. current, voltage and resistance
9 The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by
A. F =q(v/B)
B. F=q2(v x B)
C. F=q(v x B)
D. F= vx B
10 Centripetal force for electron is given by
A. mv2/ r
B. mv / r2
C. mv2/ r
D. mr2/ v

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