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

Electric flux is:

Question # 2

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

Question # 3

An ideal voltmeter has:

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

Most practical application of electricity involve

Question # 8

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

Question # 9

The value of resistivity is the least for:

Question # 10

Xerography means:

Question # 11

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

Question # 12

Tick the correct statement:

Question # 13

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

Question # 14

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 # 15

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

Question # 16

Kirchhoff's first rule is also called:

Question # 17

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

Question # 18

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

Question # 19

A field free region is found:

Question # 20

A rheostat can e used:

Question # 21

An important part of inkjet printer is:

Question # 22

When two spherical conducting balls at different potentials are joined by metallic wire, the current starts:

Question # 23

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

Question # 24

In a metal, the valence electrons are:

Question # 25

The surface destiny of charge is defined is:

Question # 26

In gases, the charge carriers are:

Question # 27

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

Question # 28

SI unit of current describes the flow of charge at the rate of

Question # 29

In gases, the charge carries are:

Question # 30

The flux through a closed surface depends upon:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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
2 The third band of the colour code:
A. Gives the number of zeroes
B. Is decimal multiplier
C. Gives the resistance tolerance
D. Gives the third digit
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 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
5

The magnitude of chemical Effects depends upon:
A.

Nature of liquid

B.

Quantity of Electricity passed through the liquid

C.

Color of the liquid

D.

Both (A) and (C)
6

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

Greater than the speed at which they pass from left to right

B.

Less than the speed at which they pass from left to right

C.

The same speed at which they pass from left to right

D.

Any of above
7 When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:
A.

Decreases

B.

Increases

C.

Remains the constant

D.

Either of these
8 The positive charge moving in one direction is equivalent in all external affects to a:
A.

Negative charge is moving in the same direction

B.

Positive charge is moving in the opposite direction

C.

Negative charge moving in the opposite direction

D.

Positive charges moving in the same direction
9 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
10

In case of metallic conductors, the change carries are:
A.

Protons

B.

Electrons

C.

Antiprotons

D.

Positrons

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