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

An inkjet printer uses in its operation:

Question # 2

The fourth band is a:

Question # 3

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

Question # 4

Electric field lines emerge from the charge in:

Question # 5

The magnitude of chemical Effects depends upon:

Question # 6

Electrolysis is the study of conduction of electricity through:

Question # 7

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

Question # 8

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

Question # 9

In case of metallic conductors, the change carries are:

Question # 10

In gases, the charge carriers are:

Question # 11

The value of relative permittivity of different dielectrics are:

Question # 12

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 # 13

An ideal voltmeter has:

Question # 14

The electric flux through any surface depends upon:

Question # 15

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

Question # 16

Magnetic effect of current is used:

Question # 17

A field free region is found:

Question # 18

An example of photoconductor is:

Question # 19

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

Question # 20

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

Question # 21

The surface destiny of charge is defined is:

Question # 22

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

Question # 23

In a metal, the valence electrons are:

Question # 24

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

Question # 25

The flux through a closed surface depends upon:

Question # 26

An electric field is generated along the wire when:

Question # 27

The inkjet printer ejects a thin stream of:

Question # 28

Selenium is:

Question # 29

Aluminum is a:

Question # 30

Most practical application of electricity involve

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 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
2 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
3 The current that flows through the coil of a motor causes
A. Its shaft to revolve
B. Its brushes to rotate
C. Motor to move
D. Its shaft to rotate
4 As the current flow through the wire:
A.

It generates heat in the wire

B.

It produces sound in the wire

C.

Resistance of the wire decreases

D.

Voltage across the ends is increased
5 In gases, the charge carries are:
A.

Electrons

B.

Positive ions

C.

Negative ions

D.

Both (A) and (C)
6 The earth’s potential and potential at infinity are taken:
A.

Equal

B.

Zero

C.

First is greater than the second

D.

Second is greater than the first
7 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
8 In a metal, the valence electrons are:
A. Attached to individual atoms
B. Not attached to individual atoms
C. Free to move within the metal
D. Both A and B
9 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
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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