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 gases, the charge carriers are:

Question # 2

In a metal, the valence electrons are:

Question # 3

Which instrument is expensive and difficult to use?

Question # 4

The magnitude of chemical Effects depends upon:

Question # 5

Static electricity is produced by the transfer of:

Question # 6

Tick the correct statement:

Question # 7

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

Question # 8

The fourth band is a:

Question # 9

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

Question # 10

When two spherical conducting balls at different potentials are joined by metallic wire, the current starts:

Question # 11

The third band of the colour code:

Question # 12

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

Question # 13

Most practical application of electricity involve

Question # 14

In gases, the charge carries are:

Question # 15

The earth’s potential and potential at infinity are taken:

Question # 16

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

Question # 17

Electrolysis is the study of conduction of electricity through:

Question # 18

Most practical applications of electricity involve

Question # 19

The charge carries in the electrolyte are:

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

The emf is measured in:

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

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

Question # 28

Aluminum is a:

Question # 29

The current that flows through the coil of a motor causes

Question # 30

An electric field is generated along the wire when:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
2

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
3 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
4 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)
5

The magnitude of chemical Effects depends upon:
A.

Nature of liquid

B.

Quantity of Electricity passed through the liquid

C.

Color of the liquid

D.

Both (A) and (C)
6 The inkjet printer ejects a thin stream of:
A.

Water

B.

Oil

C.

Ink

D.

Any of above
7 A current of 1 ampere is passing through a conductor. The charge passing through it in half a minute s
A. One coulomb
B. 0.5 coulomb
C. 30 coulombs
D. 2 coulombs
8 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
9 Which of the following substances has got positive temperature coefficient of resistance?
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
10

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

Greater than the speed at which they pass from left to right

B.

Less than the speed at which they pass from left to right

C.

The same speed at which they pass from left to right

D.

Any of above

Test Questions