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

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

Question # 2

In a straight current carrying conductor, the direction of magnetic field can be found by

Question # 3

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

Question # 4

The SI unit of magnetic permeability is

Question # 5

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

Question # 6

Electron gun consist of

Question # 7

A meter wire carraying a current of 2A is at right angle to the uniform magnetic field of 0.5 Weber/m2The force on the wire is

Question # 8

Magnetic flux and flux density are related by

Question # 9

The SI unit of magnetic induction is

Question # 10

Ammeter is used to measure

Question # 11

Which is modified form of galvanometer

Question # 12

Tesla is the unit of

Question # 13

The CRO is used for displaying the waveform of a given

Question # 14

To convert galvanometer into ammeter we connect

Question # 15

CRO deflects the beam of

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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 Galvanometer is a device used for the detection of
A. voltage
B. current
C. temperature
D. pressure
3 In the region surrounding a current carrying wire:
A. A magnetic field is setup

B.

The lines of force are elliptical

C.

Direction of lines of forces depends upon direction of current

D.

Both (A) and (C)
4 A full-scale deflection is obtained in a galvanometer with a current of few
A. ampere
B. volts
C. milliampere
D. ohm
5 Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:
A. BACosѲ

B. Zero
C. BA
D. BA sinѲ
6 Which is modified form of galvanometer
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge
7 The current sensitivity of the galvanometer is
A. C/BAN
B. BAN/C
C. CAN/B
D. CBN/A
8 The SI unit of flux density is.
A. Tesla
B. Weber
C. Gaun
D. Weber/meter
9 The magnetic field outside the solenoid due to current is
A. strong
B. zero
C. weak
D. uniform
10 Magnetic flux passing through the an element of are A placed perpendicular to a uniform magnetic field Bis:
A. Maximum
B. Minimum
C. Zero
D. Very small

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