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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
In order to make a voltmeter, high resistance is connected with galvanometer, in
Question # 2
A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is
Question # 3
The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon
Question # 4
The current sensitivity of the galvanometer is
Question # 5
The SI unit of magnetic flux is
Question # 6
When some compass needles are placed on a card board along a circle with the center at the wire, they will
Question # 7
Galvanometer is a device used for the detection of
Question # 8
When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
Question # 9
The direction of lines of force depends upon the direction of
Question # 10
A current carrying conductor sets up its own:
Question # 11
'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?
Question # 12
In a moving coil galvanometer, the deflecting couple depends upon
Question # 13
The most suitable material for permanent magnet is
Question # 14
Total number of turns on 0.15 m length solenoid is 300. the value of n is:
Question # 15
Lorentz force is defined as
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 -
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R Rizwan Khuharo 13 - Apr - 2024 00 Min 51 Sec 60/60 -
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P Paris Ali 30 - Jul - 2024 08 Min 52 Sec 45/60
ECAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | When the charged particle is projected at right angles to the field, then experienced by it will be: |
A. Maximum
B. Zero
C. qvB
D. Both (A) and (B)
|
| 2 |
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 |
| 3 | The SI unit of magnetic flux is |
A. NmA-2
B. NmA-1
C. NAm-1
D. Nm2A-1
|
| 4 | In order to make a voltmeter, high resistance is connected with galvanometer, in |
A. perpendicular
B. may be paralled or pendicular
C. series
D. none of these
|
| 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 |
A. ammeter
B. voltmeter
C. galvanometer
D. avo-meter
|
| 6 | The gavanometer constant of a moving coil galvanometer is given by |
A. K=BAN/C
B. K=BN/CA
C. K=NAC/B
D. K=C/BAN
|
| 7 | A voltmeter is used to measure the |
A. potential difference
B. current
C. temperature
D. resistance
|
| 8 | F = I(L x B) is a |
A. vector
B. scalar
C. unit vector
D. none of these
|
| 9 | The SI unit of flux density is |
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
|
| 10 | The galvanometer can be made sensitive if the value of the factor C/BAN is |
A. constant
B. small
C. large
D. none of these
|
Test Questions
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