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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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Total Questions30
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Time Allowed30
Physics ECAT Pre Engineering Chapter 13 Current Electricity
00:00
Question # 1
When two spherical
conducting balls at different potentials are joined by metallic wire, the
current starts:
Question # 2
The third band of the colour code:
Question # 3
When two spherical
conducting balls at different potentials are joined by a metallic wire, after
some time:
Question # 4
A rheostat can e used:
Question # 5
The flux through a closed surface depends upon:
Question # 6
As the current flows through the wire
Question # 7
In a metal, the valence electrons are:
Question # 8
The example/s of
non-electrical energy to electrical is/are:
Question # 9
The interior of a hollow charged metal sphere is a region which:
Question # 10
The value of resistivity is the least for:
Question # 11
Kirchhoff's first rule is also called:
Question # 12
The passage of current is accompanied by a magnetic field in the surrounding space:
Question # 13
The value of relative permittivity of different dielectrics are:
Question # 14
An important part of photocopier is:
Question # 15
Gaussian surface is always:
Question # 16
The rate at which the
free electrons pass through any section of a metallic wire from right to left
is:
Question # 17
An example of photoconductor is:
Question # 18
The term drift velocity is used when the ends of a wire are:
Question # 19
Most practical application of electricity involve
Question # 20
In case of two identical charges placed certain
distance apart, the electric field lines are:
Question # 21
The device which can
convert heat energy into electrical energy is called:
Question # 22
In gases, the charge carries are:
Question # 23
The quantity having the same unit as that of emf is:
Question # 24
The emf is measured in:
Question # 25
The inkjet printer ejects a thin stream of:
Question # 26
In case of metallic
conductors, the change carries are:
Question # 27
The strength of magnetic field at certain points around a wire depends upon:
Question # 28
The free electrons in metals:
Question # 29
Heating effect of
current utilized in:
Question # 30
The magnitude of
chemical Effects depends upon:
Top Scorers Of Physics ECAT Pre Engineering Chapter 13 Current Electricity MCQ`s Test
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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 -
F Furqan Asif 26 - Mar - 2026 17 Min 38 Sec 84/120 -
G GOVT. SUFFA EDUCATION CENTER GIRLS MURIDKE 30 - May - 2024 05 Min 26 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 -
T Taha 29 - Mar - 2026 10 Min 04 Sec 72/120
ECAT Physics Chapter 13 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | As the current flows through the wire |
A. It generates heat in the wire
B. It produces sound in the wire
C. Resistance of the wire decrease
D. Voltage across the ends is the increase
|
| 2 | 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
|
| 3 | The conventional current is the name given to current due to flow of |
A. Positrons
B. Positive charges
C. Negative charges
D. Both A and C
|
| 4 | 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
|
| 5 | As the current flow through the wire: |
A.
It
generates heat in the wire
B.
It produces sound in
the wire
C.
Resistance of the wire
decreases
D.
Voltage across the ends
is increased |
| 6 | The best conductor is: |
A. Silver
B. Copper
C. Aluminimum
D. Both B and C
|
| 7 |
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 |
| 8 | Tick the correct statement: |
A.
Both the potential and potential difference is scalars
B.
Potential is a scalar but potential difference is a vector
C. Both are vectors
D.
Potential is vector but potential difference is scalar |
| 9 |
In case of metallic
conductors, the change carries are: |
A.
Protons
B.
Electrons
C.
Antiprotons
D.
Positrons |
| 10 | The positive charge moving in one direction is equivalent in all external affects to a: |
A.
Negative charge is
moving in the same direction
B.
Positive
charge is moving in the opposite direction
C.
Negative charge moving
in the opposite direction
D.
Positive charges moving in the same direction |
Test Questions
Share your comments & questions here
Hamza
17 Aug 2019It has many error
Salmankhan
02 Feb 2018Sir g plz correct this mcq the device which convert electrical into machinical is called moter but here the answer is generator