ECAT Pre Engineering Physics Chapter 13 MCQ Test With Answer

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

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

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Physics ECAT Pre Engineering Chapter 13 Current Electricity

00:00
Question # 1

The interior of a hollow charged metal sphere is a region which:

Question # 2

An electric field is generated along the wire when:

Question # 3

An example of photoconductor is:

Question # 4

In case of metallic conductors, the charge carriers are

Question # 5

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

Question # 6

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

Question # 7

Most practical applications of electricity involve

Question # 8

An important part of inkjet printer is:

Question # 9

Aluminum is a:

Question # 10

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

Question # 11

Kirchhoff's first rule is also called:

Question # 12

In gases, the charge carriers are:

Question # 13

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

Question # 14

The fourth band is a:

Question # 15

Electric flux is:

Question # 16

A rheostat can e used:

Question # 17

The value of relative permittivity of different dielectrics are:

Question # 18

As the current flow through the wire:

Question # 19

Conversion of chemical energy to electrical energy can be achieved by:

Question # 20

A field free region is found:

Question # 21

The value of resistivity is the least for:

Question # 22

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

Question # 23

The current that flows through the coil of a motor causes:

Question # 24

Static electricity is produced by the transfer of:

Question # 25

An eV is unit of:

Question # 26

An ideal voltmeter has:

Question # 27

Certain charge +q is placed at the center of a sphere. At each of the sphere,The directions of electric intensity and vector area are:

Question # 28

In case of metallic conductors, the change carries are:

Question # 29

The inkjet printer ejects a thin stream of:

Question # 30

Two dissimilar metals joined at their ends kept at constant temperature constitute:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 The passage of current is accompanied by a magnetic field in the surrounding space:
A.

Always accompanied

B.

Sometimes accompanied

C.

Never accompanied

D. Any of above
2 The passage of current is accompanied by a magnetic field in the surrounding space:
A.

Always accompanied

B.

Sometimes accompanied

C.

Never accompanied

D. Any of above
3 When a constant potential difference is applied across the conductor, the drift velocity of electrons:
A.

Increases

B.

Decreases

C.

Remains the constant

D.

Either of these
4 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
5 The surface destiny of charge is defined is:
A.

Charge per volume

B.

Mass per volume

C.

Charge per area

D.

Mass per area
6

Two dissimilar metals joined at their ends kept at constant temperature constitute:
A.

Cell

B.

Voltmeter

C.

Thermocouple

D.

Potentiometer
7 Which of the following substances has got positive temperature coefficient of resistance?
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
8 When a constant potential difference is applied across the conductor, the drift velocity of electrons:
A.

Increases

B.

Decreases

C.

Remains the constant

D.

Either of these
9 If the ends of a wire are connected to a battery an electric field E will be set up at:
A.

The ends of the wire only

B.

Mid points of the wire only

C.

Every point within the wire

D.

At nodes only
10 The current that flows through the coil of a motor causes
A. Its shaft to revolve
B. Its brushes to rotate
C. Motor to move
D. Its shaft to rotate

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  • Hamza

    Hamza

    17 Aug 2019

    It has many error

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  • Salmankhan

    Salmankhan

    02 Feb 2018

    Sir g plz correct this mcq the device which convert electrical into machinical is called moter but here the answer is generator

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