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

An important part of photocopier is:

Question # 2

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

Question # 3

The electric flux through any surface depends upon:

Question # 4

Thermistors are prepared under

Question # 5

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

Question # 6

An ideal voltmeter has:

Question # 7

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

Question # 8

In case of metallic conductors, the change carries are:

Question # 9

In case of metallic conductors, the charge carriers are

Question # 10

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

Question # 11

The flux through a closed surface depends upon:

Question # 12

The inkjet printer ejects a thin stream of:

Question # 13

The surface destiny of charge is defined is:

Question # 14

The value of relative permittivity of different dielectrics are:

Question # 15

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 # 16

In gases, the charge carriers are:

Question # 17

The charge carries in the electrolyte are:

Question # 18

The best conductor is:

Question # 19

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

Question # 20

The obvious effect/s of current is/are:

Question # 21

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

Question # 22

The current that flows through the coil of a motor causes

Question # 23

In case of metallic conductors, the charge carriers are

Question # 24

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

Question # 25

An inkjet printer uses in its operation:

Question # 26

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

Question # 27

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

Question # 28

An example of photoconductor is:

Question # 29

While finding the electric intensity at a point between two oppositely charged parallel plates, the Gaussian surface is taken in the form of a hollow:

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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)
2 Aluminum is a:
A.

Good insulator

B.

Bad conductor

C.

Both (A) and (B)

D.

Excellent conductor
3 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)
4 The earth’s potential and potential at infinity are taken:
A.

Equal

B.

Zero

C.

First is greater than the second

D.

Second is greater than the first
5 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
6 Most practical application of electricity involve
A.

Charges at the rest

B.

Charges in the motion

C.

Electrons at rest

D.

Atoms in motion
7 The strength of magnetic field at certain points around a wire depends upon:
A.

Value of current passing

B.

Distance from the current element

C.

Color of the material

D.

Both (A) and (B)
8 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
9

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

Primary cell

B.

Secondary cell

C.

Both (A) and (B)

D.

Photovoltaic cell
10 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power

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