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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
Which instrument is expensive and difficult to use?
Question # 2
When two spherical
conducting balls at different potentials are joined by a metallic wire, after
some time:
Question # 3
Xerography means:
Question # 4
Static electricity is produced by the transfer of:
Question # 5
Selenium is:
Question # 6
The surface destiny of charge is defined is:
Question # 7
Kirchhoff's first rule is also called:
Question # 8
The magnitude of
chemical Effects depends upon:
Question # 9
The obvious effect/s of
current is/are:
Question # 10
As the current flows through the wire
Question # 11
The strength of magnetic field at certain points around a wire depends upon:
Question # 12
The emf is measured in:
Question # 13
Another mean of electric potential energy per unit charge is given by:
Question # 14
Electric flux is:
Question # 15
The fourth band is a:
Question # 16
In order to have a
constant current through wire, the potential difference across its end should:
Question # 17
The current that flows through the coil of a motor causes
Question # 18
The example/s of
non-electrical energy to electrical is/are:
Question # 19
Electrostatics is the branch of physics which
deals with the study of electro charges:
Question # 20
The device which can
convert heat energy into electrical energy is called:
Question # 21
A field free region is found:
Question # 22
The flux through a closed surface depends upon:
Question # 23
An important part of inkjet printer is:
Question # 24
Thermistors are prepared under
Question # 25
In case of metallic conductors, the charge carriers are
Question # 26
When two spherical
conducting balls at different potentials are joined by a metallic wire, after
some time:
Question # 27
The passage of current is accompanied by a magnetic field in the surrounding space:
Question # 28
Heating effect of
current utilized in:
Question # 29
Which of the following substances has got positive temperature coefficient of resistance?
Question # 30
An electric field is generated along the wire when:
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 -
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 | Most practical applications of electricity involve |
A. Charges at rest
B. Charges in motion
C. Electrons at rest
D. Atoms in motion
|
| 2 | The interior of a hollow charged metal sphere is a region which: |
A.
Contain some magnitude of electric field
B.
Is full of electric field lines
C.
Is field-free region
D.
Either (A) or (B) |
| 3 |
An inkjet printer uses in its operation: |
A.
Neutrons only
B.
Mesons only
C.
Positrons and photons
D.
An electric charge |
| 4 | The charge carriers in an electrolyte are |
A. Positive ions
B. Negative ions
C. Either A or B
D. Both A and B
|
| 5 | 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 |
| 6 | The fourth band is a: |
A. Silver band
B. Red band
C. Gold band
D. Either A or C
|
| 7 |
In order to have a
constant current through wire, the potential difference across its end should: |
A.
Be zero
B.
Be
maintained constant
C.
Goes on increasing
D.
Go on decreasing |
| 8 | 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 |
| 9 | 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
|
| 10 | A field free region is found: |
A.
Near the outer surface of a hollow charged metal sphere
B.
In the interior of solid metal uncharged sphere
C.
In the interior of solid metal charged sphere
D.
Both (A) and (B) |
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