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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 magnetic field outside the solenoid due to current is
Question # 2
If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made
Question # 3
The force experienced by charged particle is maximum, if it moves
Question # 4
How many number of anodes used in electron gun
Question # 5
The current in microamperes required to produce one millimeter deflection on a scale placed one meter away from the mirror of the galvanometer, defined the sensitivity of
Question # 6
Method "lamp and scale arrangement" used to measure the
Question # 7
Current is measured in
Question # 8
A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is
Question # 9
Amperean path is a:
Question # 10
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
Question # 11
The torque per unit twist of coil is called
Question # 12
(CRO) Cathode ray oscilloscope is a device used for high speed
Question # 13
When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
Question # 14
F = I(L x B) is a
Question # 15
Ammeter is used to measure
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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M maliha Tariq 05 - Feb - 2024 05 Min 24 Sec 55/60 -
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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 total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called |
A. magnetic flux
B. magnetic flux density
C. magnetic induction
D. magnetic field intensity
|
| 2 | Method "lamp and scale arrangement" used to measure the |
A. angle of deflection
B. restoring torque
C. magnetic field strength
D. current
|
| 3 | The torque per unit twist of coil is called |
A. proportionality constant
B. gravitational constant
C. boltzman constant
D. coupling constant
|
| 4 | Tesla is the unit of |
A. Magnetic induction or flux density
B. Magnetic flux
C. Self inductance
D. None of these
|
| 5 | The magnetic force exerted on an electron moving with velocity 'v' at right angle to the magnetic field is given by |
A. F=eVB
B. F=e2V/B
C. F=e/VB
D. F=B2/ev
|
| 6 | The force experienced by charged particle is maximum, if it moves |
A. parallel to magnetic field
B. perpendicular to magnetic field
C. opposite to the magnetic field
D. none of these
|
| 7 | The direction of lines of force depends upon the direction of |
A. voltage
B. current
C. charges
D. none of these
|
| 8 | Ammeter is used to measure |
A. voltage
B. resistance
C. voltage and current
D. current
|
| 9 | 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 |
A. 5N
B. 4N
C. 1.5N
D. 6N
|
| 10 | The SI unit of magnetic induction is |
A. Gauses
B. Tesla
C. Weber
D. Weber2
|
Test Questions