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MCQ's Test For ECAT Physics Chapter 14 Electromagnetism
Try The MCQ's Test For ECAT Physics Chapter 14 Electromagnetism
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 14 Electromagnetism
00:00
Question # 1
The pointer of a
magnetic compass:
Question # 2
For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
Question # 3
Resistance is measured in
Question # 4
Current is measured in
Question # 5
the current is pass
through the straight wire. The magnetic field established around it has its
lines of force:
Question # 6
Which one of the following relations is correct?
Question # 7
Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as
Question # 8
The CRO deflects the beam of electrons, when they passes through uniform
Question # 9
The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
Question # 10
When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be
Question # 11
In a moving coil galvanometer, the deflecting couple depends upon
Question # 12
A solenoid is a coil of wire which is:
Question # 13
The angle of deflection of coil can be measured by the
Question # 14
The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon
Question # 15
In the formula B= µ̻ nl, the symbol n denotes:
Top Scorers Of ECAT Physics Chapter 14 Electromagnetism MCQ`s Test
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H Heer 23 - Jan - 2024 00 Min 43 Sec 60/60 -
D dark goblin 18 - Jul - 2024 00 Min 45 Sec 60/60 -
R Rizwan Khuharo 13 - Apr - 2024 00 Min 51 Sec 60/60 -
A Aniq Khan 11 - Mar - 2024 02 Min 50 Sec 60/60 -
T Tasser Haider 01 - Jun - 2024 02 Min 11 Sec 55/60 -
A Abdullah Baloch 29 - Jul - 2024 04 Min 47 Sec 55/60 -
M maliha Tariq 05 - Feb - 2024 05 Min 24 Sec 55/60 -
A Alishba Farooq 08 - Mar - 2024 66 Min 55 Sec 55/60 -
I Inamurehman rehmanbajwa 29 - May - 2024 03 Min 05 Sec 50/60 -
H Huzaifa Khalid 10 - Aug - 2023 04 Min 35 Sec 50/60 -
M Muhammad noor Ahmed 28 - Feb - 2024 05 Min 32 Sec 50/60 -
M mashal zainab 11 - Mar - 2024 05 Min 45 Sec 50/60 -
E Esha Azeem 18 - Jun - 2024 05 Min 47 Sec 50/60 -
K Kifayet Ali 01 - Jun - 2024 04 Min 01 Sec 45/60 -
P Paris Ali 30 - Jul - 2024 08 Min 52 Sec 45/60
ECAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | In a straight current carrying conductor, the direction of magnetic field can be found by |
A. right hand rule
B. left hand rule
C. head to tall rule
D. none of these
|
| 2 | Strength of magnetic field is measured in SI units, in: |
A. N
B. N/Am
C. Am/N
D. Nm/A
|
| 3 | The unit of magnetic flux is |
A. Weber-m2
B. Weber-m3
C. Henry
D. Weber
|
| 4 | The force acting on a charge moving in a magnetic field |
A. is perpendicular to the both magnetic field and direction of motion
B. is proportional to the magnetic of charges
C. vanishes when the motion is directly opposite to the direction of field
D. all of the above
|
| 5 | For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as |
A. modification
B. voltage
C. current
D. resistance
|
| 6 | A current carrying conductor sets up its own: |
A.
Electric field
B.
Nuclear field
C.
Magnetic field
D.
Both
(A) and (C) |
| 7 | The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by |
A. F =q(v/B)
B. F=q2(v x B)
C. F=q(v x B)
D. F= vx B
|
| 8 | The current sensitivity of the galvanometer is |
A. C/BAN
B. BAN/C
C. CAN/B
D. CBN/A
|
| 9 | A field is uniform and much stronger: |
A.
Inside
a long solenoid
B.
Outside a long solenoid
C.
At the end of a long
solenoid
D.
At the central point of
long solenoid |
| 10 | A long wire wound tightly on a cylindrical core is called: |
A. Potentiometer
B. Solenoid
C. Toroid
D. Wheat and stone bridge
|
Test Questions