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

Kirchhoff's first rule is also called:

Question # 2

An example of photoconductor is:

Question # 3

In case of metallic conductors, the change carries are:

Question # 4

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

Question # 5

Electric field lines emerge from the charge in:

Question # 6

Gaussian surface is always:

Question # 7

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

Question # 8

An ideal voltmeter has:

Question # 9

In a metal, the valence electrons are:

Question # 10

The magnitude of chemical Effects depends upon:

Question # 11

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

Question # 12

As the current flow through the wire:

Question # 13

An important part of photocopier is:

Question # 14

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

Question # 15

The best conductor is:

Question # 16

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

Question # 17

The flux through a closed surface depends upon:

Question # 18

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

Question # 19

The obvious effect/s of current is/are:

Question # 20

Heating effect of current utilized in:

Question # 21

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

Question # 22

Tick the correct statement:

Question # 23

The fourth band is a:

Question # 24

Static electricity is produced by the transfer of:

Question # 25

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

Question # 26

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

Question # 27

SI unit of current describes the flow of charge at the rate of

Question # 28

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

Question # 29

In case of two identical charges placed certain distance apart, the electric field lines are:

Question # 30

The electric flux through any surface depends upon:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 The third band of the colour code:
A. Gives the number of zeroes
B. Is decimal multiplier
C. Gives the resistance tolerance
D. Gives the third digit
2 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power
3

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

Zero

B.

Much larger

C.

Larger

D.

Smaller
4 Tick the correct statement:
A.

Both the potential and potential difference is scalars

B.

Potential is a scalar but potential difference is a vector

C. Both are vectors

D.

Potential is vector but potential difference is scalar
5 Field lines are closer to each other in the region where the field is:
A.

Stronger

B.

Weaker

C.

Much weaker

D.

Absent
6 Electric field lines emerge from the charge in:
A.

One dimension

B.

Two dimensions

C.

Three dimensions

D.

Four dimensions
7 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
8 SI unit of current describes the flow of charge at the rate of
A. One ampere per second
B. One coulomb per second
C. One electron per second
D. 6.25 x 1018electrons per second
9 The value of relative permittivity of different dielectrics are:
A.

Equal

B.

Different

C.

Greater than one

D.

Smaller than one
10 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)

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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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