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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
Static electricity is produced by the transfer of:
Question # 2
An example of photoconductor is:
Question # 3
The current that flows through the coil of a motor causes
Question # 4
When two spherical
conducting balls at different potentials are joined by metallic wire, the
current starts:
Question # 5
The surface destiny of charge is defined is:
Question # 6
An electric field is generated along the wire when:
Question # 7
Magnetic effect of current is used:
Question # 8
Kirchhoff's first rule is also called:
Question # 9
Selenium is:
Question # 10
The term drift velocity is used when the ends of a wire are:
Question # 11
The charge carries in
the electrolyte are:
Question # 12
Another mean of electric potential energy per unit charge is given by:
Question # 13
In gases, the charge carriers are:
Question # 14
Which of the following substances has got positive temperature coefficient of resistance?
Question # 15
The free electrons in metals:
Question # 16
The passage of current is accompanied by a magnetic field in the surrounding space:
Question # 17
The conventional current is the name given to current due to flow of:
Question # 18
The flux through a closed surface depends upon:
Question # 19
The number of field lines passing through unit area held perpendicular to the field lines represent:
Question # 20
The conventional current is the name given to current due to flow of
Question # 21
An important part of inkjet printer is:
Question # 22
The value of resistivity is the least for:
Question # 23
The device which can
convert heat energy into electrical energy is called:
Question # 24
The magnitude of
chemical Effects depends upon:
Question # 25
The effects of bends in
a wire on its electrical resistance are:
Question # 26
The current of 1 ampere
is passing through a conductor. The charge passing through it in half a minute
is:
Question # 27
Electrolysis is the study of conduction of electricity through:
Question # 28
The value of relative permittivity of different dielectrics are:
Question # 29
Electrostatics is the branch of physics which
deals with the study of electro charges:
Question # 30
Most practical application of electricity involve
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 -
T Toseef Khalid 16 - May - 2024 08 Min 19 Sec 90/120 -
S Saira Iftikhar 11 - Aug - 2024 16 Min 48 Sec 90/120 -
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 -
F Faisal Mehar 22 - May - 2024 24 Min 40 Sec 70/120
ECAT Physics Chapter 13 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 |
The obvious effect/s of
current is/are: |
A.
Heating effect
B.
Magnetic effect
C.
Chemical effect
D.
Both (C) and (B) |
| 2 | Thermistors are prepared under |
A. High pressure and low temperature
B. High pressure and high temperature
C. Low pressure and low temperature
D. Low pressure and high temprature
|
| 3 |
When two spherical
conducting balls at different potentials are joined by metallic wire, the
current starts: |
A.
Decreasing from zero to
maximum
B.
Increasing from zero to
maximum
C.
Decreasing
from maximum to zero
D.
Increasing from maximum
to zero |
| 4 | Most practical application of electricity involve |
A.
Charges at the rest
B.
Charges
in the motion
C.
Electrons at rest
D.
Atoms in motion |
| 5 |
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 |
| 6 | An eV is unit of: |
A.
Potential
B.
Energy
C.
Work
D.
Power |
| 7 | Which of the following substances has got positive temperature coefficient of resistance? |
A. Carbon
B. Germanium
C. Silicon
D. Aluminium
|
| 8 | 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 |
| 9 | 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 |
| 10 | 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 |
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