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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 relationship between Gauses of magnetic induction and Tesla(T) is given by
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
In order to make a voltmeter, high resistance is connected with galvanometer, in
Question # 4
if the field is directed along the normal to the area, then flux is:
Question # 5
The SI unit of magnetic flux is
Question # 6
The voltage increases linearly with
Question # 7
Method "lamp and scale arrangement" used to measure the
Question # 8
Galvanometer is a device used for the detection of
Question # 9
The force experienced by an electron projected in a magnetic field B with a velocity V is given by
Question # 10
Resistance is measured in
Question # 11
Lorentz force is defined as
Question # 12
When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be
Question # 13
41 The force experience, when proton projected in a magnetic field with velocity 'v' is
Question # 14
The permeability of free space is measured in:
Question # 15
A shunt resistance parallel to the galvanometer is used to convert it into
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 -
M Muneeb ur Rehman 30 - Jun - 2026 02 Min 25 Sec 60/60 -
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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 -
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 e/m of an electron moving in a circular path in a magnetic field is equal to |
A. V/Br
B. V/B2r2
C. V2/Br2
D. V2/Br
|
| 2 | A field is uniform and much stronger: |
A.
Inside
a long solenoid
B.
Outside a long solenoid
C.
At the end of a long
solenoid
D.
At the central point of
long solenoid |
| 3 | In the expression of force experienced by electron, the direction of both v and B are |
A. parallel
B. zero
C. perpendicular
D. none of them
|
| 4 | 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 |
| 5 | A current carrying conductor is placed at right angle to the magnetic field. The magnetic force experienced by the conductor is |
A. minimum
B. maximum
C. zero
D. none of these
|
| 6 | To convert galvanometer into ammeter we connect |
A. small resistance in parallel with galvanometer
B. small resistance in series with galvanometer
C. high resistance in series with galvanometer
D. high resistance in parallel with galvanometer
|
| 7 | 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
|
| 8 | How many number of anodes used in electron gun |
A. one
B. two
C. three
D. six
|
| 9 | Flurescent screen is a screen where visible spot |
A. vanishes
B. is made
C. becomes small and large
D. none of these
|
| 10 | A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is |
A. Zero
B. 105 m
C. 10-10N
D. 108N
|
Test Questions
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