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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
The flux through a closed surface depends upon:
Question # 2
In case of two identical charges placed certain
distance apart, the electric field lines are:
Question # 3
Flux through a closed surface of any shape and flux
through the surface of a sphere drawn around a charge are:
Question # 4
The rate at which the
free electrons pass through any section of a metallic wire from right to left
is:
Question # 5
In case of metallic conductors, the charge carriers are
Question # 6
An inkjet printer uses in its operation:
Question # 7
The earth’s potential and potential at infinity are taken:
Question # 8
Most practical application of electricity involve
Question # 9
When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:
Question # 10
The passage of current is accompanied by a magnetic field in the surrounding space:
Question # 11
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 # 12
In gases, the charge carries are:
Question # 13
The current that
flows through the coil of a motor causes:
Question # 14
As the current flows through the wire
Question # 15
The strength of magnetic field at certain points around a wire depends upon:
Question # 16
The rate at which the
free electrons pass through any section of a metallic wire from right to left
is:
Question # 17
The value of resistivity is the least for:
Question # 18
Which of the following substances has got positive temperature coefficient of resistance?
Question # 19
A current of 1 ampere is passing through a conductor. The charge passing through it in half a minute s
Question # 20
The term drift velocity is used when the ends of a wire are:
Question # 21
A thermistor is a resistor which is:
Question # 22
The charge carries in
the electrolyte are:
Question # 23
Gaussian surface is always:
Question # 24
An example of photoconductor is:
Question # 25
In case of metallic
conductors, the change carries are:
Question # 26
Most practical applications of electricity involve
Question # 27
The inkjet printer ejects a thin stream of:
Question # 28
The positive charge moving in one direction is equivalent in all external affects to a:
Question # 29
Kirchhoff's first rule is also called:
Question # 30
When two spherical
conducting balls at different potentials are joined by a metallic wire, after
some time:
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 | 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 |
| 2 |
Electrostatics is the branch of physics which
deals with the study of electro charges: |
A.
At rest
B.
At rest under the action of electric forces
C.
In motion under the action of electric forces
D.
In motion |
| 3 | In gases, the charge carries are: |
A.
Electrons
B.
Positive ions
C.
Negative ions
D.
Both (A) and (C) |
| 4 | Static electricity is produced by the transfer of: |
A.
Electrons
B.
Protons
C.
One fluid
D.
Two fluids |
| 5 | An eV is unit of: |
A.
Potential
B.
Energy
C.
Work
D.
Power |
| 6 |
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 |
| 7 |
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: |
A.
Same
B.
Different
C.
Opposite to each other
D.
At 60º with each other |
| 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 |
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 |
| 10 | The value of resistivity is the least for: |
A. Copper
B. Aluminimum
C. Silver
D. Tungsten
|
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