ECAT Pre General Science Physics Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism

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ECAT Pre General Science Physics Chapter 14 Electromagnetism

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Question # 1

In order to make a voltmeter, high resistance is connected with galvanometer, in

Question # 2

The strength of magnetic field around the current conductor is

Question # 3

Ammeter is used to measure

Question # 4

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

Question # 5

Which one of the following relations is correct?

Question # 6

The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon

Question # 7

A current carrying conductor sets up its own:

Question # 8

The straight current carrying conductor experiences maximum force in a uniform magnetic field when it is placed

Question # 9

The SI unit of magnetic permeability is

Question # 10

A full-scale deflection is obtained in a galvanometer with a current of few

Question # 11

Tesla is the unit of

Question # 12

Magnetic induction is also called as:

Question # 13

Magnetic flux and flux density are related by

Question # 14

In the region surrounding a current carrying wire:

Question # 15

The SI unit of magnetic induction is

Question # 16

When current passes through a solenoid coil, it behaves like a

Question # 17

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

Question # 18

A beam of electrons is provided by an

Question # 19

The SI unit of magnetic flux is

Question # 20

Resistance is measured in

Question # 21

The current sensitivity of the galvanometer is

Question # 22

The field around a moving charge is called

Question # 23

Flurescent screen is a screen where visible spot

Question # 24

The SI unit of flux density is

Question # 25

Magnetic lines of force:

Question # 26

Weber is a unit of

Question # 27

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

Question # 28

A field is uniform and much stronger:

Question # 29

In the expression of force experienced by electron, the direction of both v and B are

Question # 30

The SI unit of magnetic flux is.

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The strength of magnetic field around the current conductor is
A. Smaller near the conductor
B. Greater near the conductor
C. Greater at the large distance from the conductor
D. Constant near and away from the conductor
2 Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as
A. IT = 10-4 G
B. IT = 105G
C. IT = 103G
D. IT = 104G
3 The SI unit of flux density is.
A. Tesla
B. Weber
C. Gaun
D. Weber/meter
4 41 The force experience, when proton projected in a magnetic field with velocity 'v' is
A. +e(v x B)
B. -C(V x B)
C. +e2(v x B)
D. -e(v2x B)
5 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
6 The SI unit of magnetic flux is
A. NmA-2
B. NmA-1
C. NAm-1
D. Nm2A-1
7 '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
8 The SI unit of magnetic permeability is
A. WB A-1m-1
B. WB mA-1
C. WB Am-1
D. None of these
9 A field is uniform and much stronger:
A.

Inside a long solenoid

B.

Outside a long solenoid

C.

At the end of a long solenoid

D.

At the central point of long solenoid

10 A solenoid is a coil of wire which is:
A.

Short, loosely wound, cylindrical

B.

Long, tightly wound, spherical

C.

Long, loosely wound, cylindrical

D.

Long, tightly wound, cylindrical

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