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

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

Question # 2

Selenium is:

Question # 3

The surface destiny of charge is defined is:

Question # 4

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

Question # 5

The free electrons in metals:

Question # 6

Xerography means:

Question # 7

Most practical applications of electricity involve

Question # 8

Thermistors are prepared under

Question # 9

Electric field lines emerge from the charge in:

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

The electric flux through any surface depends upon:

Question # 14

An example of photoconductor is:

Question # 15

The magnitude of chemical Effects depends upon:

Question # 16

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

Question # 17

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

Question # 18

The third band of the colour code:

Question # 19

As the current flow through the wire:

Question # 20

The best conductor is:

Question # 21

Which of the following substances has got positive temperature coefficient of resistance?

Question # 22

The value of resistivity is the least for:

Question # 23

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

Question # 24

The value of relative permittivity of different dielectrics are:

Question # 25

The obvious effect/s of current is/are:

Question # 26

In gases, the charge carries are:

Question # 27

Kirchhoff's first rule is also called:

Question # 28

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

Question # 29

In case of metallic conductors, the change carries are:

Question # 30

The charge carries in the electrolyte are:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 The electric flux through any surface depends upon:
A.

Intensity of electric field

B.

Area of the surface

C.

Angle between intensity and area

D.

All of these
2 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
3 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
4 Which instrument is expensive and difficult to use?
A. Voltmeter
B. Potentiometer
C. CRO
D. Both A and C
5 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
6 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
7 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
8 The emf is measured in:
A. Newton
B. Volt
C. J/C
D. Both A and B
9 Most practical applications of electricity involve
A. Charges at rest
B. Charges in motion
C. Electrons at rest
D. Atoms in motion
10 The best conductor is:
A. Silver
B. Copper
C. Aluminimum
D. Both B 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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