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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
When the charged particle is projected at right angles to the field, then experienced by it will be:
Question # 2
Ammeter is used to measure
Question # 3
Magnetic induction is also called as:
Question # 4
The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
Question # 5
The SI unit of magnetic induction is tesla which is equal to
Question # 6
The magnetic field inside a solenoid can be increased by:
Question # 7
Tesla is the unit of
Question # 8
The unit of magnetic flux is
Question # 9
The voltage increases linearly with
Question # 10
A current carrying conductor sets up its own:
Question # 11
The permeability of free space is measured in:
Question # 12
Weber is a unit of
Question # 13
The direction of lines of force depends upon the direction of
Question # 14
A galvanometer is an instrument used to
Question # 15
Avo-meter is used of measure the
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 -
A Aniq Khan 11 - Mar - 2024 02 Min 50 Sec 60/60 -
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 -
H Huzaifa Khalid 10 - Aug - 2023 04 Min 35 Sec 50/60 -
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 force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by |
A. F=IB/L
B. F= L x B/I
C. F = IL x B
D. F = IL . B
|
| 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 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)
|
| 4 | Electron gun consist of |
A. three anodes
B. heating cathode
C. three anodes
D. three anodes , heating cathode, grid
|
| 5 | 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 |
| 6 | Charge to mass ratio (e/m) of an electron is given by the relation |
A. e/m = 2V/Br2
B. e/m = 2V/B2r
C. e/m = 2V/B2r2
D. e/m = V/2B2r2
|
| 7 | A galvanometer in which the coil comes to rest quickly after the current passed through it, or the current stopped form flowing through it, is called |
A. dead beat galvanometer
B. stable galvanometer
C. shunt galvanometer
D. sensitive galvanomter
|
| 8 | The field around a moving charge is called |
A. magnetic field
B. conservative field
C. non-conservative field
D. none of these
|
| 9 | 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
|
| 10 | 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
|
Test Questions