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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
It is customary represent a current flowing towards the reader by a symbol
Question # 2
When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
Question # 3
The most suitable material for permanent magnet is
Question # 4
A charged particle moving at right angle to the magnetic field will experience
Question # 5
The force experienced by charged particle is maximum, if it moves
Question # 6
The CRO deflects the beam of electrons, when they passes through uniform
Question # 7
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:
Question # 8
A voltmeter is used to measure the
Question # 9
A resistance used in galvanometer to make it voltmeter is called
Question # 10
The SI unit of flux density is
Question # 11
In the region surrounding a current carrying wire:
Question # 12
To convert galvanometer into ammeter we connect
Question # 13
The working of galvanometer depends upon torque exerted on a current carrying coil in
Question # 14
Galvanometer is a device used for the detection of
Question # 15
The SI unit of magnetic permeability is
Top Scorers Of ECAT Physics Chapter 14 Electromagnetism MCQ`s Test
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R Rizwan Khuharo 13 - Apr - 2024 00 Min 51 Sec 60/60 -
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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 unit of flux density is also given by |
A. Weber/m2or Wb . m-2
B. Weber/mor Wb . m
C. Weber/mor Wb . m-1
D. Weber or Wb
|
| 2 | A long wire wound tightly on a cylindrical core is called: |
A. Potentiometer
B. Solenoid
C. Toroid
D. Wheat and stone bridge
|
| 3 | 41 The force experience, when proton projected in a magnetic field with velocity 'v' is |
A. +e(v x B)
B. -C(V x B)
C. +e2(v x B)
D. -e(v2x B)
|
| 4 |
Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is: |
A. BACosѲ
B. Zero
C. BA
D. BA sinѲ
|
| 5 | Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as |
A. IT = 10-4 G
B. IT = 105G
C. IT = 103G
D. IT = 104G
|
| 6 |
The pointer of a
magnetic compass: |
A.
Is affected only by
permanent magnets
B.
Align
itself parallel to the applied magnetic field
C.
Vibrates in the
magnetic field of the current
D.
Aligns itself
perpendicular to the magnetic field |
| 7 | 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
|
| 8 | A solenoid is a coil of wire which is: |
A.
Short, loosely wound, cylindrical
B.
Long, tightly wound,
spherical
C.
Long, loosely wound,
cylindrical
D.
Long,
tightly wound, cylindrical |
| 9 | 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
|
| 10 | 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
|
Test Questions