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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

Physics ECAT Pre Engineering Chapter 13 Current Electricity

00:00
Question # 1

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

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

An important part of photocopier is:

Question # 4

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

Question # 5

Gaussian surface is always:

Question # 6

A field free region is found:

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

The value of relative permittivity of different dielectrics are:

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

A rheostat can e used:

Question # 16

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

Question # 17

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

Question # 18

In case of metallic conductors, the change carries are:

Question # 19

The strength of magnetic field at certain points around a wire depends upon:

Question # 20

Magnetic effect of current is used:

Question # 21

Selenium is:

Question # 22

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

Question # 23

As the current flows through the wire

Question # 24

An example of photoconductor is:

Question # 25

If the ends of a wire are connected to a battery an electric field E will be set up at:

Question # 26

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

Question # 27

The charge carries in the electrolyte are:

Question # 28

Electric flux is:

Question # 29

An ideal voltmeter has:

Question # 30

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

Submit

Prepare Complete Set Wise Physics ECAT Pre Engineering Chapter 13 Current Electricity MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of Physics ECAT Pre Engineering Chapter 13 Current Electricity MCQ`s Test

  • U
    Usman Shafiq 26 - May - 2024 00 Min 20 Sec 120/120
  • B
    Bilal Javed 02 - Jun - 2024 02 Min 25 Sec 120/120
  • A
    Abdullah Zubair 26 - Dec - 2024 07 Min 34 Sec 115/120
  • N
    Nitalaya Hassan 25 - Dec - 2024 01 Min 51 Sec 105/120
  • S
    Saira Iftikhar 11 - Aug - 2024 16 Min 48 Sec 90/120
  • S
    suzi 10 - Feb - 2026 06 Min 44 Sec 88/120
  • C
    Computer mail 01 - Mar - 2026 10 Min 07 Sec 88/120
  • M
    Muhammad Ali 27 - Jun - 2024 03 Min 38 Sec 85/120
  • G
    GOVT. SUFFA EDUCATION CENTER GIRLS MURIDKE 30 - May - 2024 05 Min 26 Sec 80/120
  • D
    donkey king 17 - May - 2024 06 Min 40 Sec 80/120
  • M
    Mehpara Khatoon 07 - Aug - 2024 05 Min 07 Sec 75/120
  • H
    HUSNAIN AHMAD 05 - Jun - 2024 05 Min 28 Sec 75/120
  • H
    Huzaifa Asim 25 - May - 2024 06 Min 23 Sec 75/120
  • M
    Maira Arshad 31 - May - 2024 15 Min 09 Sec 75/120
  • U
    Umaima Saeed 22 - May - 2024 12 Min 10 Sec 70/120

ECAT Physics Chapter 13 Important MCQ's

Sr.# Question Answer
1 When certain area A is held parallel to the field lines, then:
A.

No lines cross this area

B.

Maximum lines pass through this area

C.

The number of lines are between zero and maximum

D.

Both (A) and (B) correct
2 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
3 Magnetic effect of current is used:
A.

In electric motor

B.

To detect current

C.

To measure current

D.

All of these
4

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

One coulomb

B.

0.5 coulomb

C.

30 coulomb

D.

2 coulombs
5 The surface destiny of charge is defined is:
A.

Charge per volume

B.

Mass per volume

C.

Charge per area

D.

Mass per area
6 Xerography means:
A.

Dry writing

B. Wet writing

C.

Poor writing

D.

Excellent writing
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 Field lines are closer to each other in the region where the field is:
A.

Stronger

B.

Weaker

C.

Much weaker

D.

Absent
9

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

Different

B.

Same

C.

Such that it is greater in the first case

D.

Such that it is greater in the second case
10

An inkjet printer uses in its operation:
A.

Neutrons only

B.

Mesons only

C.

Positrons and photons

D.

An electric charge

Test Questions

Is this page helpful?