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 charge carriers are

Question # 2

The free electrons in metals:

Question # 3

Electric field lines emerge from the charge in:

Question # 4

Tick the correct statement:

Question # 5

An important part of photocopier is:

Question # 6

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

Question # 7

The charge carriers in an electrolyte are

Question # 8

The current that flows through the coil of a motor causes

Question # 9

Two dissimilar metals joined at their ends kept at constant temperature constitute:

Question # 10

The third band of the colour code:

Question # 11

Flux through a closed surface of any shape and flux through the surface of a sphere drawn around a charge are:

Question # 12

Most practical application of electricity involve

Question # 13

The emf is measured in:

Question # 14

Heating effect of current utilized in:

Question # 15

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

Question # 16

A rheostat can e used:

Question # 17

Aluminum is a:

Question # 18

The flux through a closed surface depends upon:

Question # 19

As the current flows through the wire

Question # 20

When a constant potential difference is applied across the conductor, the drift velocity of electrons:

Question # 21

The best conductor is:

Question # 22

In case of metallic conductors, the change carries are:

Question # 23

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

Question # 24

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 # 25

An eV is unit of:

Question # 26

An important part of inkjet printer is:

Question # 27

In a metal, the valence electrons are:

Question # 28

In a metal, the valence electrons are:

Question # 29

Electrolysis is the study of conduction of electricity through:

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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

Protons

B.

Electrons

C.

Antiprotons

D.

Positrons
2

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)
3 The best conductor is:
A. Silver
B. Copper
C. Aluminimum
D. Both B and C
4 Aluminum is a:
A.

Good insulator

B.

Bad conductor

C.

Both (A) and (B)

D.

Excellent conductor
5

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
6 A rheostat can e used:
A. As variable resistor
B. As potential divider
C. For varying the current
D. All of these
7 Most practical applications of electricity involve
A. Charges at rest
B. Charges in motion
C. Electrons at rest
D. Atoms in motion
8 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
9 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
10

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

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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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