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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
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Question # 1
The gavanometer constant of a moving coil galvanometer is given by
Question # 2
The CRO deflects the beam of electrons, when they passes through uniform
Question # 3
The working of galvanometer depends upon torque exerted on a current carrying coil in
Question # 4
For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
Question # 5
Current is measured in
Question # 6
Flurescent screen is a screen where visible spot
Question # 7
Ammeter is used to measure
Question # 8
A galvanometer is an instrument used to
Question # 9
The CRO is used for displaying the waveform of a given
Question # 10
In a moving coil galvanometer, the deflecting couple depends upon
Question # 11
The field around a moving charge is called
Question # 12
When current passes through a solenoid coil, it behaves like a
Question # 13
A meter wire carraying a current of 2A is at right angle to the uniform magnetic field of 0.5 Weber/m2The force on the wire is
Question # 14
The magnetic field in the middle of a solenoid due to current is
Question # 15
Magnetic flux and flux density are related by
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 | If volume of wire is 'AL' and there are 'n' numbers of charge carriers per unit volume, then the total number of charge carriers are |
A. n/AL
B. Al/n
C. nAL
D. nA/L
|
| 2 | The direction of lines of force depends upon the direction of |
A. voltage
B. current
C. charges
D. none of these
|
| 3 |
the current is pass
through the straight wire. The magnetic field established around it has its
lines of force: |
A.
Circular
and endless
B.
Oval in shape and
endless
C.
Straight
D.
Parabolic |
| 4 | The magnetic field inside a solenoid can be increased by: |
A. Increasing n
B. Decreasing I
C. Increasing I
D. By using iron core within solenoid
|
| 5 | The unit of magnetic flux is |
A. Weber-m2
B. Weber-m3
C. Henry
D. Weber
|
| 6 | At a given instant, a photon moves in +x direction in a region where there magnetic field in -z direction. The magnetic force on the proton will be the: |
A. -y direction
B. +y direction
C. +z direction
D. -z direction
|
| 7 | (CRO) Cathode ray oscilloscope is a device used for high speed |
A. velocity
B. graph plotting
C. time-velocity
D. none of these
|
| 8 | For the conversion of galvanometer into voltmeter, we connect a |
A. small resistance in series with galvanometer
B. small resistance in parallel with galvanometer
C. high resistance in parallel with galvanometer
D. high resistance series with galvanometer
|
| 9 | Galvanometer is a device used for the detection of |
A. voltage
B. current
C. temperature
D. pressure
|
| 10 | It is customary represent a current flowing towards the reader by a symbol |
A. (x)
B. (+)
C. (.)
D. (-)
|
Test Questions