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

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Question # 1

In gases, the charge carries are:

Question # 2

An example of photoconductor is:

Question # 3

As the current flow through the wire:

Question # 4

Thermistors are prepared under

Question # 5

Most practical applications of electricity involve

Question # 6

The obvious effect/s of current is/are:

Question # 7

The current that flows through the coil of a motor causes

Question # 8

In case of metallic conductors, the change carries are:

Question # 9

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

Question # 10

Xerography means:

Question # 11

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

Question # 12

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

Question # 13

An electric field is generated along the wire when:

Question # 14

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

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

An ideal voltmeter has:

Question # 17

In case of metallic conductors, the charge carriers are

Question # 18

Electric field lines emerge from the charge in:

Question # 19

An important part of inkjet printer is:

Question # 20

The third band of the colour code:

Question # 21

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

Question # 22

The inkjet printer ejects a thin stream of:

Question # 23

The charge carries in the electrolyte are:

Question # 24

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

Question # 25

The term drift velocity is used when the ends of a wire are:

Question # 26

Selenium is:

Question # 27

Gaussian surface is always:

Question # 28

The emf is measured in:

Question # 29

Tick the correct statement:

Question # 30

Which instrument is expensive and difficult to use?

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 A thermistor is a resistor which is:
A. Light Sensitive
B. Heat Sensitive
C. Sound Sensitive
D. All of these
2 Which of the following substances has got positive temperature coefficient of resistance?
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
3

In case of metallic conductors, the change carries are:

A.

Protons

B.

Electrons

C.

Antiprotons

D.

Positrons

4 Electric field lines emerge from the charge in:
A.

One dimension

B.

Two dimensions

C.

Three dimensions

D.

Four dimensions

5 A field free region is found:
A.

Near the outer surface of a hollow charged metal sphere

B.

In the interior of solid metal uncharged sphere

C.

In the interior of solid metal charged sphere

D.

Both (A) and (B)

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

The ends of the wire only

B.

Mid points of the wire only

C.

Every point within the wire

D.

At nodes only

7

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

A.

Straight lines

B.

Sine curves

C.

Curved

D.

Both (A) and (B)

8

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

A.

One coulomb

B.

0.5 coulomb

C.

30 coulomb

D.

2 coulombs

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

Always accompanied

B.

Sometimes accompanied

C.

Never accompanied

D. Any of above

10 An eV is unit of:
A.

Potential

B.

Energy

C.

Work

D.

Power

Test Questions