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 electric field is generated along the wire when:

Question # 2

Electric field lines emerge from the charge in:

Question # 3

When certain area A is held parallel to the field lines, then:

Question # 4

The fourth band is a:

Question # 5

Heating effect of current utilized in:

Question # 6

The electric flux through any surface depends upon:

Question # 7

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

Question # 8

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

Question # 9

The value of resistivity is the least for:

Question # 10

The value of relative permittivity of different dielectrics are:

Question # 11

An inkjet printer uses in its operation:

Question # 12

Xerography means:

Question # 13

In case of metallic conductors, the change carries are:

Question # 14

The best conductor is:

Question # 15

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

Question # 16

An important part of inkjet printer is:

Question # 17

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

Question # 18

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 # 19

The current that flows through the coil of a motor causes:

Question # 20

In a metal, the valence electrons are:

Question # 21

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

Question # 22

The example/s of non-electrical energy to electrical is/are:

Question # 23

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

Question # 24

The free electrons in metals:

Question # 25

An ideal voltmeter has:

Question # 26

As the current flows through the wire

Question # 27

Kirchhoff's first rule is also called:

Question # 28

The charge carries in the electrolyte are:

Question # 29

The emf is measured in:

Question # 30

The magnitude of chemical Effects depends upon:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 The strength of magnetic field at certain points around a wire depends upon:
A.

Value of current passing

B.

Distance from the current element

C.

Color of the material

D.

Both (A) and (B)
2

An inkjet printer uses in its operation:
A.

Neutrons only

B.

Mesons only

C.

Positrons and photons

D.

An electric charge
3 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
4

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 shafts to rotate
5 The term drift velocity is used when the ends of a wire are:
A.

Connected to a laser source

B.

Connected to a voltage source

C.

Not connected to a voltage source

D.

At different values of potential
6

The example/s of non-electrical energy to electrical is/are:
A.

Chemical energy

B.

Mechanical energy

C.

Heat energy

D.

Both (A) and (B)
7 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
8 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
9 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
10 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

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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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