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

(CRO) Cathode ray oscilloscope is a device used for high speed

Question # 2

The permeability of free space is measured in:

Question # 3

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

Question # 4

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

Question # 5

The SI unit of magnetic flux is

Question # 6

The pointer of a magnetic compass:

Question # 7

The vector representation of force experience give the direction of

Question # 8

A voltmeter is used to measure the

Question # 9

The voltage increases linearly with

Question # 10

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

Question # 11

Ammeter is used to measure

Question # 12

Magnetic lines of force:

Question # 13

Amperean path is a:

Question # 14

The SI unit of flux density is

Question # 15

The force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made

Question # 20

Strength of magnetic field is measured in SI units, in:

Question # 21

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

Question # 22

When the charged particle is projected at right angles to the field, then experienced by it will be:

Question # 23

Tesla is the unit of

Question # 24

A solenoid is a coil of wire which is:

Question # 25

A field is uniform and much stronger:

Question # 26

The SI unit of flux density is.

Question # 27

Method "lamp and scale arrangement" used to measure the

Question # 28

Weber is a unit of

Question # 29

How many number of anodes used in electron gun

Question # 30

The angle of deflection of coil can be measured by the

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The field around a moving charge is called
A. magnetic field
B. conservative field
C. non-conservative field
D. none of these
2 It is customary represent a current flowing towards the reader by a symbol
A. (x)
B. (+)
C. (.)
D. (-)
3 Which is modified form of galvanometer
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge
4 The most suitable material for permanent magnet is
A. cobalt
B. iron
C. steel
D. alaminium
5 The magnetic field in the middle of a solenoid due to current is
A. weak
B. strong and uniform
C. none-uniform
D. zero
6 (CRO) Cathode ray oscilloscope is a device used for high speed
A. velocity
B. graph plotting
C. time-velocity
D. none of these
7 For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
A. modification
B. voltage
C. current
D. resistance
8 A relationship between Gauses of magnetic induction and Tesla(T) is given by
A. G 10-3T
B. G = 10-2T
C. G = 10-4T
D. G = 10-1T
9 A shunt resistance parallel to the galvanometer is used to convert it into
A. avometer
B. millimeter
C. voltmeter
D. none of these
10 When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into
A. Voltmeter
B. Avometer
C. Ammeter
D. None of these

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