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

In case of metallic conductors, the change carries are:

Question # 2

An ideal voltmeter has:

Question # 3

An inkjet printer uses in its operation:

Question # 4

Another mean of electric potential energy per unit charge is given by:

Question # 5

The positive charge moving in one direction is equivalent in all external affects to a:

Question # 6

The current that flows through the coil of a motor causes

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

As the current flows through the wire

Question # 11

Static electricity is produced by the transfer of:

Question # 12

The inkjet printer ejects a thin stream of:

Question # 13

The electric flux through any surface depends upon:

Question # 14

As the current flow through the wire:

Question # 15

The value of resistivity is the least for:

Question # 16

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

Question # 17

The surface destiny of charge is defined is:

Question # 18

When two spherical conducting balls at different potentials are joined by a metallic wire, after some time:

Question # 19

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

Question # 20

In case of metallic conductors, the charge carriers are

Question # 21

Thermistors are prepared under

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

In order to have a constant current through wire, the potential difference across its end should:

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

The charge carries in the electrolyte are:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 In a metal, the valence electrons are:
A.

Attach to individual atoms

B.

Not attached to individual atoms

C.

Free to move within the metal

D.

Both (A) and (C)
2 An important part of inkjet printer is:
A. Toner
B.

Drum

C.

Deflection plates

D.

Heated roles
3 The number of field lines passing through unit area held perpendicular to the field lines represent:
A.

Flux in that region

B.

Intensity of the field

C.

Charge

D.

Area of the region
4 As the current flow through the wire:
A.

It generates heat in the wire

B.

It produces sound in the wire

C.

Resistance of the wire decreases

D.

Voltage across the ends is increased
5 The interior of a hollow charged metal sphere is a region which:
A.

Contain some magnitude of electric field

B.

Is full of electric field lines

C.

Is field-free region

D.

Either (A) or (B)
6 Which instrument is expensive and difficult to use?
A. Voltmeter
B. Potentiometer
C. CRO
D. Both A and C
7 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
8 Aluminum is a:
A.

Good insulator

B.

Bad conductor

C.

Both (A) and (B)

D.

Excellent conductor
9

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)
10 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power

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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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