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

Electrolysis is the study of conduction of electricity through:

Question # 2

The charge carries in the electrolyte are:

Question # 3

A thermistor is a resistor which is:

Question # 4

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

Question # 5

Tick the correct statement:

Question # 6

A field free region is found:

Question # 7

Which instrument is expensive and difficult to use?

Question # 8

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

Question # 9

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

Question # 10

Most practical applications of electricity involve

Question # 11

An important part of inkjet printer is:

Question # 12

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

Question # 13

Another mean of electric potential energy per unit charge is given by:

Question # 14

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

Question # 15

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

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 obvious effect/s of current is/are:

Question # 18

The electric flux through any surface depends upon:

Question # 19

Magnetic effect of current is used:

Question # 20

Heating effect of current utilized in:

Question # 21

Static electricity is produced by the transfer of:

Question # 22

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

Question # 23

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

Question # 24

Kirchhoff's first rule is also called:

Question # 25

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

Question # 26

In gases, the charge carries are:

Question # 27

An eV is unit of:

Question # 28

Electric flux is:

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1

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

Straight lines

B.

Sine curves

C.

Curved

D.

Both (A) and (B)
2 Another mean of electric potential energy per unit charge is given by:
A.

Electric intensity

B.

Potential gradient

C.

Electric Flux

D.

Potential difference
3 A rheostat can e used:
A. As variable resistor
B. As potential divider
C. For varying the current
D. All of these
4 A thermistor is a resistor which is:
A. Light Sensitive
B. Heat Sensitive
C. Sound Sensitive
D. All of these
5

Heating effect of current utilized in:
A.

Electric motor

B.

Electric toaster

C.

Electroplating

D.

Electric kettle
6

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
7

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
8 Static electricity is produced by the transfer of:
A.

Electrons

B.

Protons

C.

One fluid

D.

Two fluids
9 The number of field lines passing through unit area held perpendicular to the field lines represent:
A.

Flux in that region

B.

Intensity of the field

C.

Charge

D.

Area of the region
10 In case of metallic conductors, the charge carriers are
A. Protons
B. Electrons
C. Antiprotons
D. Positrons

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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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