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

Magnetic effect of current is used:

Question # 2

The best conductor is:

Question # 3

Electric field lines emerge from the charge in:

Question # 4

The flux through a closed surface depends upon:

Question # 5

In a metal, the valence electrons are:

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

The free electrons in metals:

Question # 11

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

Question # 12

Electrolysis is the study of conduction of electricity through:

Question # 13

In gases, the charge carriers are:

Question # 14

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

Question # 15

A field free region is found:

Question # 16

The third band of the colour code:

Question # 17

As the current flows through the wire

Question # 18

A thermistor is a resistor which is:

Question # 19

Most practical applications of electricity involve

Question # 20

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

Question # 21

An ideal voltmeter has:

Question # 22

In case of metallic conductors, the change carries are:

Question # 23

Gaussian surface is always:

Question # 24

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

Question # 25

Heating effect of current utilized in:

Question # 26

In case of metallic conductors, the charge carriers are

Question # 27

Selenium is:

Question # 28

The charge carries in the electrolyte are:

Question # 29

The value of relative permittivity of different dielectrics are:

Question # 30

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:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 The charge carriers in an electrolyte are
A. Positive ions
B. Negative ions
C. Either A or B
D. Both A and B
2 The electric flux through any surface depends upon:
A.

Intensity of electric field

B.

Area of the surface

C.

Angle between intensity and area

D.

All of these
3 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
4

The obvious effect/s of current is/are:
A.

Heating effect

B.

Magnetic effect

C.

Chemical effect

D.

Both (C) and (B)
5 Magnetic effect of current is used:
A.

In electric motor

B.

To detect current

C.

To measure current

D.

All of these
6

An inkjet printer uses in its operation:
A.

Neutrons only

B.

Mesons only

C.

Positrons and photons

D.

An electric charge
7 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
8 Static electricity is produced by the transfer of:
A.

Electrons

B.

Protons

C.

One fluid

D.

Two fluids
9 When certain area A is held parallel to the field lines, then:
A.

No lines cross this area

B.

Maximum lines pass through this area

C.

The number of lines are between zero and maximum

D.

Both (A) and (B) correct
10 Most practical applications of electricity involve
A. Charges at rest
B. Charges in motion
C. Electrons at rest
D. Atoms in motion

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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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