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

A field free region is found:

Question # 2

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

Question # 3

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

Question # 4

The fourth band is a:

Question # 5

The best conductor is:

Question # 6

As the current flow through the wire:

Question # 7

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 # 8

Heating effect of current utilized in:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

An example of photoconductor is:

Question # 13

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

Question # 14

The third band of the colour code:

Question # 15

The charge carriers in an electrolyte are

Question # 16

Kirchhoff's first rule is also called:

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

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

Question # 20

Aluminum is a:

Question # 21

The current that flows through the coil of a motor causes

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

An ideal voltmeter has:

Question # 28

Which instrument is expensive and difficult to use?

Question # 29

Selenium is:

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power
2 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
3 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
4

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:
A.

Same

B.

Different

C.

Opposite to each other

D.

At 60º with each other
5

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
6 Most practical application of electricity involve
A.

Charges at the rest

B.

Charges in the motion

C.

Electrons at rest

D.

Atoms in motion
7 Electric field lines emerge from the charge in:
A.

One dimension

B.

Two dimensions

C.

Three dimensions

D.

Four dimensions
8 The charge carriers in an electrolyte are
A. Positive ions
B. Negative ions
C. Either A or B
D. Both A and B
9 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
10 The emf is measured in:
A. Newton
B. Volt
C. J/C
D. Both A and B

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