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

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Question # 1

The charge carriers in an electrolyte are

Question # 2

The best conductor is:

Question # 3

The charge carries in the electrolyte are:

Question # 4

An example of photoconductor is:

Question # 5

Electric field lines emerge from the charge in:

Question # 6

Which of the following substances has got positive temperature coefficient of resistance?

Question # 7

In case of metallic conductors, the charge carriers are

Question # 8

The fourth band is a:

Question # 9

In case of metallic conductors, the charge carriers are

Question # 10

The flux through a closed surface depends upon:

Question # 11

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

Question # 12

Tick the correct statement:

Question # 13

Static electricity is produced by the transfer of:

Question # 14

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

Question # 15

The inkjet printer ejects a thin stream of:

Question # 16

Flux through a closed surface of any shape and flux through the surface of a sphere drawn around a charge are:

Question # 17

Most practical applications of electricity involve

Question # 18

The conventional current is the name given to current due to flow of:

Question # 19

In gases, the charge carriers are:

Question # 20

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

Question # 21

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

Question # 22

An eV is unit of:

Question # 23

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

Question # 24

Electrolysis is the study of conduction of electricity through:

Question # 25

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

Question # 26

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

Question # 27

Kirchhoff's first rule is also called:

Question # 28

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

Question # 29

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 # 30

Aluminum is a:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 Most practical application of electricity involve
A.

Charges at the rest

B.

Charges in the motion

C.

Electrons at rest

D.

Atoms in motion

2 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

3 In gases, the charge carries are:
A.

Electrons

B.

Positive ions

C.

Negative ions

D.

Both (A) and (C)

4 Electrolysis is the study of conduction of electricity through:
A. Solids
B. Liquids
C. Gases
D. Plasma
5 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
6 An important part of inkjet printer is:
A. Toner
B.

Drum

C.

Deflection plates

D.

Heated roles

7 The free electrons in metals:
A.

Are in random motion and their speed depends upon temperature

B.

Move in particular direction

C.

Move with speed of light

D.

Move such that their speed does not depend on their temperature

8 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
9

Heating effect of current utilized in:

A.

Electric motor

B.

Electric toaster

C.

Electroplating

D.

Electric kettle

10 The surface destiny of charge is defined is:
A.

Charge per volume

B.

Mass per volume

C.

Charge per area

D.

Mass per area

Test Questions

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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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