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

The electric flux through any surface depends upon:

Question # 2

An ideal voltmeter has:

Question # 3

Electric flux is:

Question # 4

The emf is measured in:

Question # 5

A rheostat can e used:

Question # 6

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

Question # 7

The obvious effect/s of current is/are:

Question # 8

The device which can convert heat energy into electrical energy is called:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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 # 13

Electric field lines emerge from the charge in:

Question # 14

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

Question # 15

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

Question # 16

Kirchhoff's first rule is also called:

Question # 17

Heating effect of current utilized in:

Question # 18

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

Question # 19

In case of metallic conductors, the charge carriers are

Question # 20

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

Question # 21

In gases, the charge carries are:

Question # 22

The current that flows through the coil of a motor causes

Question # 23

Thermistors are prepared under

Question # 24

A field free region is found:

Question # 25

A thermistor is a resistor which is:

Question # 26

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

Question # 27

The fourth band is a:

Question # 28

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

Question # 29

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

Question # 30

As the current flow through the wire:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 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
2

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

At rest

B.

At rest under the action of electric forces

C.

In motion under the action of electric forces

D.

In motion
3 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
4 The emf is measured in:
A. Newton
B. Volt
C. J/C
D. Both A and B
5 The value of resistivity is the least for:
A. Copper
B. Aluminimum
C. Silver
D. Tungsten
6

Conversion of chemical energy to electrical energy can be achieved by:
A.

Primary cell

B.

Secondary cell

C.

Both (A) and (B)

D.

Photovoltaic cell
7 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C
8 Electrolysis is the study of conduction of electricity through:
A. Solids
B. Liquids
C. Gases
D. Plasma
9

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
10 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing

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