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

Tick the correct statement:

Question # 2

The charge carries in the electrolyte are:

Question # 3

The magnitude of chemical Effects depends upon:

Question # 4

An important part of inkjet printer is:

Question # 5

An example of photoconductor is:

Question # 6

Gaussian surface is always:

Question # 7

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

Question # 8

Electric field lines emerge from the charge in:

Question # 9

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

Question # 10

The third band of the colour code:

Question # 11

Two dissimilar metals joined at their ends kept at constant temperature constitute:

Question # 12

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

Question # 13

The current that flows through the coil of a motor causes:

Question # 14

An ideal voltmeter has:

Question # 15

The value of resistivity is the least for:

Question # 16

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

Question # 17

Electrolysis is the study of conduction of electricity through:

Question # 18

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

Question # 19

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

Question # 20

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

Question # 21

Static electricity is produced by the transfer of:

Question # 22

The fourth band is a:

Question # 23

When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

An electric field is generated along the wire when:

Question # 28

The free electrons in metals:

Question # 29

Kirchhoff's first rule is also called:

Question # 30

In case of metallic conductors, the change carries are:

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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

Both the conductors are at the same potential

B.

Potential difference across the conductors remain constant

C.

Potential difference across the conductors becomes zero

D.

Both (A) and (B)
2

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

Zero

B.

Much larger

C.

Larger

D.

Smaller
3 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
4 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
5 Which of the following substances has got positive temperature coefficient of resistance?
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
6 The current that flows through the coil of a motor causes
A. Its shaft to revolve
B. Its brushes to rotate
C. Motor to move
D. Its shaft to rotate
7 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
8

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)
9 The surface destiny of charge is defined is:
A.

Charge per volume

B.

Mass per volume

C.

Charge per area

D.

Mass per area
10

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

Be zero

B.

Be maintained constant

C.

Goes on increasing

D.

Go on decreasing

Test Questions

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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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