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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
The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon
Question # 2
In the formula B= µ̻ nl, the symbol n denotes:
Question # 3
For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
Question # 4
It is customary represent a current flowing towards the reader by a symbol
Question # 5
Tesla is the unit of
Question # 6
Ammeter is used to measure
Question # 7
When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be
Question # 8
F = I(L x B) is a
Question # 9
The unit of flux density is also given by
Question # 10
The SI unit of magnetic induction is tesla which is equal to
Question # 11
magnetic field is a:
Question # 12
The most suitable material for permanent magnet is
Question # 13
The CRO is used for displaying the waveform of a given
Question # 14
Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:
Question # 15
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
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 -
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 -
M Muhammad noor Ahmed 28 - Feb - 2024 05 Min 32 Sec 50/60 -
M mashal zainab 11 - Mar - 2024 05 Min 45 Sec 50/60 -
E Esha Azeem 18 - Jun - 2024 05 Min 47 Sec 50/60 -
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 | Flurescent screen is a screen where visible spot |
A. vanishes
B. is made
C. becomes small and large
D. none of these
|
| 2 | The straight current carrying conductor experiences maximum force in a uniform magnetic field when it is placed |
A. parallel to the field
B. Perpendicular to the field
C. At an angle of 45 to the field
D. None of the above
|
| 3 | When charged particle is projected perpendicular to a uniform magnetic field its trajectory is |
A. circular
B. elliptical
C. cycloid
D. straight line
|
| 4 | The SI unit of magnetic flux is |
A. NmA-2
B. NmA-1
C. NAm-1
D. Nm2A-1
|
| 5 | Which is modified form of galvanometer |
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge
|
| 6 | 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
|
| 7 | The SI unit of flux density is |
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
|
| 8 | When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into |
A. Voltmeter
B. Avometer
C. Ammeter
D. None of these
|
| 9 | Magnetic induction is also called as: |
A.
Ampere’s
law
B.
Faraday’s law
C.
Lenz’s law
D.
Newton’s law |
| 10 | 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
|
Test Questions
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