ECAT Pre General Science Physics Chapter 13 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 13 Current Electricity

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 13 Current Electricity

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ECAT Pre General Science Physics Chapter 13 Current Electricity

00:00
Question # 1

The best conductor is:

Question # 2

The flux through a closed surface depends upon:

Question # 3

In case of metallic conductors, the change carries are:

Question # 4

The obvious effect/s of current is/are:

Question # 5

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

Question # 6

In a metal, the valence electrons are:

Question # 7

The emf is measured in:

Question # 8

As the current flows through the wire

Question # 9

In gases, the charge carriers are:

Question # 10

Magnetic effect of current is used:

Question # 11

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

Question # 12

An electric field is generated along the wire when:

Question # 13

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

Question # 14

The electric flux through any surface depends upon:

Question # 15

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 # 16

A field free region is found:

Question # 17

In case of metallic conductors, the charge carriers are

Question # 18

Gaussian surface is always:

Question # 19

Electrolysis is the study of conduction of electricity through:

Question # 20

The quantity having the same unit as that of emf is:

Question # 21

Static electricity is produced by the transfer of:

Question # 22

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

Question # 23

Aluminum is a:

Question # 24

Xerography means:

Question # 25

An eV is unit of:

Question # 26

Electric field lines emerge from the charge in:

Question # 27

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

Question # 28

Kirchhoff's first rule is also called:

Question # 29

Tick the correct statement:

Question # 30

A rheostat can e used:

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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 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
3 The emf is measured in:
A. Newton
B. Volt
C. J/C
D. Both A and B
4 The quantity having the same unit as that of emf is:
A. Force
B. Energy
C. Potential
D. Current
5 Thermistors are prepared under
A. High pressure and low temperature
B. High pressure and high temperature
C. Low pressure and low temperature
D. Low pressure and high temprature
6 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
7

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

Both the conductors are at the same potential

B.

Potential difference across the conductors remain constant

C.

Potential difference across the conductors becomes zero

D.

Both (A) and (B)
8 Electric field lines emerge from the charge in:
A.

One dimension

B.

Two dimensions

C.

Three dimensions

D.

Four dimensions
9 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power
10

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

Cell

B.

Voltmeter

C.

Thermocouple

D.

Potentiometer

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