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

As the current flow through the wire:

Question # 3

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

Question # 4

The electric flux through any surface depends upon:

Question # 5

Thermistors are prepared under

Question # 6

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

Question # 7

Selenium is:

Question # 8

The inkjet printer ejects a thin stream of:

Question # 9

The quantity having the same unit as that of emf is:

Question # 10

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

Question # 11

The value of resistivity is the least for:

Question # 12

The strength of magnetic field at certain points around a wire depends upon:

Question # 13

In a metal, the valence electrons are:

Question # 14

In case of metallic conductors, the charge carriers are

Question # 15

Kirchhoff's first rule is also called:

Question # 16

The emf is measured in:

Question # 17

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

Question # 18

A field free region is found:

Question # 19

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

Question # 20

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 # 21

In case of two identical charges placed certain distance apart, the electric field lines are:

Question # 22

The device which can convert heat energy into electrical energy is called:

Question # 23

Magnetic effect of current is used:

Question # 24

In gases, the charge carries are:

Question # 25

The charge carries in the electrolyte are:

Question # 26

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

Question # 27

Tick the correct statement:

Question # 28

An important part of inkjet printer is:

Question # 29

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

Question # 30

The best conductor is:

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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 Electrolysis is the study of conduction of electricity through:
A. Solids
B. Liquids
C. Gases
D. Plasma
3 Field lines are closer to each other in the region where the field is:
A.

Stronger

B.

Weaker

C.

Much weaker

D.

Absent
4 Most practical applications of electricity involve
A. Charges at rest
B. Charges in motion
C. Electrons at rest
D. Atoms in motion
5 A thermistor is a resistor which is:
A. Light Sensitive
B. Heat Sensitive
C. Sound Sensitive
D. All of these
6 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power
7

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

One coulomb

B.

0.5 coulomb

C.

30 coulomb

D.

2 coulombs
8 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
9 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
10 The positive charge moving in one direction is equivalent in all external affects to a:
A.

Negative charge is moving in the same direction

B.

Positive charge is moving in the opposite direction

C.

Negative charge moving in the opposite direction

D.

Positive charges moving in the same direction

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