ECAT Pre General Science Physics Chapter 13 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 13 Current Electricity

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 13 Current Electricity

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ECAT Pre General Science Physics Chapter 13 Current Electricity

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Question # 1

The term drift velocity is used when the ends of a wire are:

Question # 2

Field lines are closer to each other in the region where the field is:

Question # 3

The value of relative permittivity of different dielectrics are:

Question # 4

As the current flow through the wire:

Question # 5

Gaussian surface is always:

Question # 6

SI unit of current describes the flow of charge at the rate of

Question # 7

An electric field is generated along the wire when:

Question # 8

When certain area A is held parallel to the field lines, then:

Question # 9

The fourth band is a:

Question # 10

Xerography means:

Question # 11

The current that flows through the coil of a motor causes

Question # 12

The earth’s potential and potential at infinity are taken:

Question # 13

The inkjet printer ejects a thin stream of:

Question # 14

Thermistors are prepared under

Question # 15

The third band of the colour code:

Question # 16

When a constant potential difference is applied across the conductor, the drift velocity of electrons:

Question # 17

As the current flows through the wire

Question # 18

A current of 1 ampere is passing through a conductor. The charge passing through it in half a minute s

Question # 19

The best conductor is:

Question # 20

Tick the correct statement:

Question # 21

The effects of bends in a wire on its electrical resistance are:

Question # 22

The flux through a closed surface depends upon:

Question # 23

When two spherical conducting balls at different potentials are joined by metallic wire, the current starts:

Question # 24

The number of field lines passing through unit area held perpendicular to the field lines represent:

Question # 25

Electric field lines emerge from the charge in:

Question # 26

The quantity having the same unit as that of emf is:

Question # 27

The passage of current is accompanied by a magnetic field in the surrounding space:

Question # 28

In case of metallic conductors, the charge carriers are

Question # 29

The rate at which the free electrons pass through any section of a metallic wire from right to left is:

Question # 30

Most practical application of electricity involve

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Sr.# Question Answer
1

The example/s of non-electrical energy to electrical is/are:
A.

Chemical energy

B.

Mechanical energy

C.

Heat energy

D.

Both (A) and (B)
2 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
3

The magnitude of chemical Effects depends upon:
A.

Nature of liquid

B.

Quantity of Electricity passed through the liquid

C.

Color of the liquid

D.

Both (A) and (C)
4 The value of relative permittivity of different dielectrics are:
A.

Equal

B.

Different

C.

Greater than one

D.

Smaller than one
5 Aluminum is a:
A.

Good insulator

B.

Bad conductor

C.

Both (A) and (B)

D.

Excellent conductor
6 Which of the following substances has got positive temperature coefficient of resistance?
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
7 Static electricity is produced by the transfer of:
A.

Electrons

B.

Protons

C.

One fluid

D.

Two fluids
8 The inkjet printer ejects a thin stream of:
A.

Water

B.

Oil

C.

Ink

D.

Any of above
9

Electrostatics is the branch of physics which deals with the study of electro charges:
A.

At rest

B.

At rest under the action of electric forces

C.

In motion under the action of electric forces

D.

In motion
10

In case of two identical charges placed certain distance apart, the electric field lines are:
A.

Straight lines

B.

Sine curves

C.

Curved

D.

Both (A) and (B)

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