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

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

Question # 2

The value of relative permittivity of different dielectrics are:

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

The surface destiny of charge is defined is:

Question # 7

The value of resistivity is the least for:

Question # 8

Field lines are closer to each other in the region where the field is:

Question # 9

An example of photoconductor is:

Question # 10

Xerography means:

Question # 11

Electric field lines emerge from the charge in:

Question # 12

The electric flux through any surface depends upon:

Question # 13

The emf is measured in:

Question # 14

In case of metallic conductors, the change carries are:

Question # 15

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

Question # 16

In case of metallic conductors, the charge carriers are

Question # 17

A field free region is found:

Question # 18

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

Question # 19

Heating effect of current utilized in:

Question # 20

The obvious effect/s of current is/are:

Question # 21

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

Question # 22

A thermistor is a resistor which is:

Question # 23

The charge carriers in an electrolyte are

Question # 24

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

Question # 25

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

Question # 26

The magnitude of chemical Effects depends upon:

Question # 27

Most practical application of electricity involve

Question # 28

Thermistors are prepared under

Question # 29

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

Question # 30

Kirchhoff's first rule is also called:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 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
2

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

At rest

B.

At rest under the action of electric forces

C.

In motion under the action of electric forces

D.

In motion
3 The flux through a closed surface depends upon:
A.

Shape of geometry of the closed surface

B.

Charge enclosed

C.

Nature of the medium

D.

Both (A) and (B)
4 Thermistors are prepared under
A. High pressure and low temperature
B. High pressure and high temperature
C. Low pressure and low temperature
D. Low pressure and high temprature
5

The charge carries in the electrolyte are:
A.

Positive ions

B.

Negative ions

C.

Either (A) or (B)

D.

Both (A) and (B)
6 The emf is measured in:
A. Newton
B. Volt
C. J/C
D. Both A and B
7 Aluminum is a:
A.

Good insulator

B.

Bad conductor

C.

Both (A) and (B)

D.

Excellent conductor
8

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
9 The conventional current is the name given to current due to flow of:
A. Positrons
B.

Positive charges

C.

Negative charges

D.

Both (A) and (C)
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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