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

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

Question # 2

Which one of the following relations is correct?

Question # 3

The SI unit of magnetic flux is.

Question # 4

It is customary represent a current flowing towards the reader by a symbol

Question # 5

The direction of lines of force depends upon the direction of

Question # 6

A current carrying conductor sets up its own:

Question # 7

The pointer of a magnetic compass:

Question # 8

NmA-1 is commonly called:

Question # 9

magnetic field is a:

Question # 10

The SI unit of flux density is

Question # 11

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

Question # 12

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

Question # 13

When the waveform of one voltage is increasing and that of second is decreasing and vice versa, then phase difference between these voltage is

Question # 14

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

Question # 15

The SI unit of magnetic flux is

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The magnetic field outside the solenoid due to current is
A. strong
B. zero
C. weak
D. uniform
2 Weber is a unit of
A. magnetic flux
B. magnetic filed intensity
C. magnetic induction
D. magnetic flux density
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 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
5 Total number of turns on 0.15 m length solenoid is 300. the value of n is:
A. Greater than 300
B. Smaller than 300
C. Equal to 300
D. Any of (A) or (B)
6 The field around a moving charge is called
A. magnetic field
B. conservative field
C. non-conservative field
D. none of these
7 When the charged particle is projected at right angles to the field, then experienced by it will be:
A. Maximum
B. Zero
C. qvB
D. Both (A) and (B)
8 Magnetic lines of force:
A.

Cannot intersect at all

B.

Intersect at infinity

C.

Intersect within magnet

D.

Intersect at Neutral Point
9 The current in microamperes required to produce one millimeter deflection on a scale placed one meter away from the mirror of the galvanometer, defined the sensitivity of
A. ammeter
B. voltmeter
C. galvanometer
D. avo-meter
10 magnetic field is a:
A.

Vector quantity

B.

Scalar quantity

C.

Scalar as well as scalar quantity

D.

Any of (A) or (B)

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