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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 a constant potential difference is applied across the conductor, the drift velocity of electrons:
Question # 2
The surface destiny of charge is defined is:
Question # 3
The emf is measured in:
Question # 4
An ideal voltmeter has:
Question # 5
A thermistor is a resistor which is:
Question # 6
The electric flux through any surface depends upon:
Question # 7
Most practical application of electricity involve
Question # 8
Selenium is:
Question # 9
SI unit of current describes the flow of charge at the rate of
Question # 10
In case of metallic conductors, the charge carriers are
Question # 11
Electrostatics is the branch of physics which
deals with the study of electro charges:
Question # 12
In case of metallic conductors, the charge carriers are
Question # 13
The earth’s potential and potential at infinity are taken:
Question # 14
In case of two identical charges placed certain
distance apart, the electric field lines are:
Question # 15
As the current flows through the wire
Question # 16
The magnitude of
chemical Effects depends upon:
Question # 17
The term drift velocity is used when the ends of a wire are:
Question # 18
An eV is unit of:
Question # 19
The conventional current is the name given to current due to flow of
Question # 20
Electrolysis is the study of conduction of electricity through:
Question # 21
Static electricity is produced by the transfer of:
Question # 22
Two dissimilar metals
joined at their ends kept at constant temperature constitute:
Question # 23
The free electrons in metals:
Question # 24
The rate at which the
free electrons pass through any section of a metallic wire from right to left
is:
Question # 25
The rate at which the
free electrons pass through any section of a metallic wire from right to left
is:
Question # 26
In gases, the charge carriers are:
Question # 27
In order to have a
constant current through wire, the potential difference across its end should:
Question # 28
As the current flow through the wire:
Question # 29
Xerography means:
Question # 30
The passage of current is accompanied by a magnetic field in the surrounding space:
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 |
The effects of bends in
a wire on its electrical resistance are: |
A.
Zero
B.
Much larger
C.
Larger
D.
Smaller |
| 2 | 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
|
| 3 | The earth’s potential and potential at infinity are taken: |
A.
Equal
B.
Zero
C.
First is greater than the second
D.
Second is greater than the first |
| 4 | In case of metallic conductors, the charge carriers are |
A. Protons
B. Electrons
C. Antiprotons
D. Positrons
|
| 5 | The value of resistivity is the least for: |
A. Copper
B. Aluminimum
C. Silver
D. Tungsten
|
| 6 | An example of photoconductor is: |
A.
Boron
B.
Carbon
C.
Iron
D.
Aluminum |
| 7 | An electric field is generated along the wire when: |
A.
Its resistance is very
high
B.
A constant potential is
maintained across the wire
C.
Net current through the
wire is zero
D.
A
constant potential difference is maintained across the wire |
| 8 | 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 |
| 9 | The fourth band is a: |
A. Silver band
B. Red band
C. Gold band
D. Either A or C
|
| 10 |
The magnitude of
chemical Effects depends upon: |
A.
Nature of liquid
B.
Quantity of Electricity
passed through the liquid
C.
Color of the liquid
D.
Both (A) and (C) |
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