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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
Resistance is measured in
Question # 2
The gavanometer constant of a moving coil galvanometer is given by
Question # 3
The force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by
Question # 4
if the field is directed along the normal to the area, then flux is:
Question # 5
The force experienced by an electron projected in a magnetic field B with a velocity V is given by
Question # 6
How many number of anodes used in electron gun
Question # 7
Magnetic flux and flux density are related by
Question # 8
The working of galvanometer depends upon torque exerted on a current carrying coil in
Question # 9
'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?
Question # 10
Amperean path is a:
Question # 11
The SI unit of flux density is
Question # 12
The SI unit of magnetic induction is
Question # 13
The force acting on a charge moving in a magnetic field
Question # 14
When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into
Question # 15
If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made
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 -
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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 -
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M Muhammad noor Ahmed 28 - Feb - 2024 05 Min 32 Sec 50/60 -
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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 | The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon |
A. Heating effect of current
B. Chemical effect of current
C. Magnetic effect of current
D. Electromagnetic effect of current
|
| 2 | The SI unit of magnetic flux is |
A. NmA-2
B. NmA-1
C. NAm-1
D. Nm2A-1
|
| 3 | 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
|
| 4 | Hold the solenoid in the right hand with fingers curling in the direction of current. The direction of the field will be given by: |
A.
Thumb
B.
Curled fingers
C.
Middle finger
D.
Arm of right hand |
| 5 | If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made |
A. Sensitive
B. Accurate
C. Stable
D. None of these
|
| 6 | The voltage increases linearly with |
A. time
B. velocity
C. acceleration
D. torque
|
| 7 | A long wire wound tightly on a cylindrical core is called: |
A. Potentiometer
B. Solenoid
C. Toroid
D. Wheat and stone bridge
|
| 8 | Ammeter is used to measure |
A. voltage
B. resistance
C. voltage and current
D. current
|
| 9 | How many number of anodes used in electron gun |
A. one
B. two
C. three
D. six
|
| 10 | The most suitable material for permanent magnet is |
A. cobalt
B. iron
C. steel
D. alaminium
|
Test Questions
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