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

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

Question # 2

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

Question # 3

Electrolysis is the study of conduction of electricity through:

Question # 4

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

Question # 5

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 # 6

In case of metallic conductors, the charge carriers are

Question # 7

Thermistors are prepared under

Question # 8

The inkjet printer ejects a thin stream of:

Question # 9

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

Question # 10

Heating effect of current utilized in:

Question # 11

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

Question # 12

Tick the correct statement:

Question # 13

The emf is measured in:

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Aluminum is a:

Question # 18

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

Question # 19

As the current flows through the wire

Question # 20

A rheostat can e used:

Question # 21

In case of metallic conductors, the change carries are:

Question # 22

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

Question # 23

A field free region is found:

Question # 24

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

Question # 25

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 # 26

Most practical applications of electricity involve

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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

Chemical energy

B.

Mechanical energy

C.

Heat energy

D.

Both (A) and (B)
2 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)
3 In a metal, the valence electrons are:
A.

Attach to individual atoms

B.

Not attached to individual atoms

C.

Free to move within the metal

D.

Both (A) and (C)
4 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
5

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
6 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
7

Electric flux is:
A. Cross product of two vector

B.

Dot product of two vectors

C.

A vector quantity

D.

A scalar quantity
8 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)
9 The charge carriers in an electrolyte are
A. Positive ions
B. Negative ions
C. Either A or B
D. Both A and B
10 The value of resistivity is the least for:
A. Copper
B. Aluminimum
C. Silver
D. Tungsten

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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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