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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
A resistance used in voltmeter is called
Question # 2
If current through conductor is 1 A and length of conductor is 1m placed at right angle to the magnetic field, then the strength of magnetic field is
Question # 3
The force acting on a charge moving in a magnetic field
Question # 4
Which one of the following relations is correct?
Question # 5
The field around a moving charge is called
Question # 6
The pointer of a
magnetic compass:
Question # 7
Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:
Question # 8
In the expression of force experienced by electron, the direction of both v and B are
Question # 9
When some compass needles are placed on a card board along a circle with the center at the wire, they will
Question # 10
The SI unit of magnetic induction is
Question # 11
A charged particle moving at right angle to the magnetic field will experience
Question # 12
In order to make a voltmeter, high resistance is connected with galvanometer, in
Question # 13
The magnetic field outside the solenoid due to current is
Question # 14
The SI unit of flux density is.
Question # 15
The SI unit of magnetic permeability is
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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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 | In a moving coil galvanometer, the deflecting couple depends upon |
A. area of the coil
B. number of turns of coil
C. value of magnetic field
D. all of the above
|
| 2 | When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be |
A. changed
B. zero
C. unchanged
D. none of these
|
| 3 | When some compass needles are placed on a card board along a circle with the center at the wire, they will |
A.
Point
the direction of N-S
B.
Set themselves tangential
to the circle
C.
Point in the direction
of E-W
D.
None of these |
| 4 | The magnetic field outside the solenoid due to current is |
A. strong
B. zero
C. weak
D. uniform
|
| 5 | Tesla is the unit of |
A. Magnetic induction or flux density
B. Magnetic flux
C. Self inductance
D. None of these
|
| 6 | Galvanometer is a device used for the detection of |
A. voltage
B. current
C. temperature
D. pressure
|
| 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 | 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
|
| 9 | 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
|
| 10 | A galvanometer is an instrument used to |
A. measure voltage across a circuit
B. detect current in a circuit
C. measure current flowing through a circuit
D. none of these
|
Test Questions