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

The value of relative permittivity of different dielectrics are:

Question # 2

As the current flow through the wire:

Question # 3

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

Question # 4

An ideal voltmeter has:

Question # 5

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

Question # 6

In gases, the charge carries are:

Question # 7

Magnetic effect of current is used:

Question # 8

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

Question # 9

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

Question # 10

Xerography means:

Question # 11

Electric flux is:

Question # 12

When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:

Question # 13

The value of resistivity is the least for:

Question # 14

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

Question # 15

Which instrument is expensive and difficult to use?

Question # 16

Most practical application of electricity involve

Question # 17

Gaussian surface is always:

Question # 18

A thermistor is a resistor which is:

Question # 19

The electric flux through any surface depends upon:

Question # 20

A field free region is found:

Question # 21

Electric field lines emerge from the charge in:

Question # 22

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

Question # 23

An inkjet printer uses in its operation:

Question # 24

The free electrons in metals:

Question # 25

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

Question # 26

Heating effect of current utilized in:

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 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)
2

In case of metallic conductors, the change carries are:
A.

Protons

B.

Electrons

C.

Antiprotons

D.

Positrons
3 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
4 Most practical application of electricity involve
A.

Charges at the rest

B.

Charges in the motion

C.

Electrons at rest

D.

Atoms in motion
5 The inkjet printer ejects a thin stream of:
A.

Water

B.

Oil

C.

Ink

D.

Any of above
6 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
7 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
8 The charge carriers in an electrolyte are
A. Positive ions
B. Negative ions
C. Either A or B
D. Both A and B
9 Electrolysis is the study of conduction of electricity through:
A. Solids
B. Liquids
C. Gases
D. Plasma
10

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

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