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

An example of photoconductor is:

Question # 2

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 # 3

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

Question # 4

An ideal voltmeter has:

Question # 5

Electric flux is:

Question # 6

The third band of the colour code:

Question # 7

Tick the correct statement:

Question # 8

The obvious effect/s of current is/are:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

The best conductor is:

Question # 15

The surface destiny of charge is defined is:

Question # 16

In gases, the charge carriers are:

Question # 17

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

Question # 18

A field free region is found:

Question # 19

Aluminum is a:

Question # 20

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

Question # 21

An important part of inkjet printer is:

Question # 22

Static electricity is produced by the transfer of:

Question # 23

A thermistor is a resistor which is:

Question # 24

The emf is measured in:

Question # 25

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

Question # 26

Thermistors are prepared under

Question # 27

In gases, the charge carries are:

Question # 28

The free electrons in metals:

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 An ideal voltmeter has:
A. Zero resistance
B. Small resistance
C. Large resistance
D. Infinite resistance
2 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
3

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

Increases

B.

Decreases

C.

Remains the constant

D.

Either of these
5

Heating effect of current utilized in:
A.

Electric motor

B.

Electric toaster

C.

Electroplating

D.

Electric kettle
6 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
7 An example of photoconductor is:
A.

Boron

B.

Carbon

C.

Iron

D.

Aluminum
8 Kirchhoff's first rule is also called:
A. Loop rule
B. Thumb rule
C. Point rule
D. Right hand rule
9 The flux through a closed surface depends upon:
A.

Shape of geometry of the closed surface

B.

Charge enclosed

C.

Nature of the medium

D.

Both (A) and (B)
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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