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

The magnitude of chemical Effects depends upon:

Question # 2

The value of resistivity is the least for:

Question # 3

The fourth band is a:

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

The obvious effect/s of current is/are:

Question # 8

The third band of the colour code:

Question # 9

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

Question # 10

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

Question # 11

Tick the correct statement:

Question # 12

As the current flow through the wire:

Question # 13

An ideal voltmeter has:

Question # 14

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

Question # 15

Selenium is:

Question # 16

In case of metallic conductors, the charge carriers are

Question # 17

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

Question # 18

In order to have a constant current through wire, the potential difference across its end should:

Question # 19

An electric field is generated along the wire when:

Question # 20

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 # 21

The inkjet printer ejects a thin stream of:

Question # 22

Xerography means:

Question # 23

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

Question # 24

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

Question # 25

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 # 26

Kirchhoff's first rule is also called:

Question # 27

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

Question # 28

The charge carries in the electrolyte are:

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 A current of 1 ampere is passing through a conductor. The charge passing through it in half a minute s
A. One coulomb
B. 0.5 coulomb
C. 30 coulombs
D. 2 coulombs
2

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

Decreasing from zero to maximum

B.

Increasing from zero to maximum

C.

Decreasing from maximum to zero

D.

Increasing from maximum to zero
3 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)
4 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
5

The obvious effect/s of current is/are:
A.

Heating effect

B.

Magnetic effect

C.

Chemical effect

D.

Both (C) and (B)
6

An inkjet printer uses in its operation:
A.

Neutrons only

B.

Mesons only

C.

Positrons and photons

D.

An electric charge
7 The value of relative permittivity of different dielectrics are:
A.

Equal

B.

Different

C.

Greater than one

D.

Smaller than one
8 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
9 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
10 The fourth band is a:
A. Silver band
B. Red band
C. Gold band
D. Either A or C

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