ECAT Pre Computer Science Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

Try The MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 14 Electromagnetism

00:00
Question # 1

Charge to mass ratio (e/m) of an electron is given by the relation

Question # 2

How many number of anodes used in electron gun

Question # 3

The working of galvanometer depends upon torque exerted on a current carrying coil in

Question # 4

The SI unit of flux density is

Question # 5

Weber is a unit of

Question # 6

Electron gun consist of

Question # 7

The SI unit of flux density is.

Question # 8

The field around a moving charge is called

Question # 9

The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon

Question # 10

Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:

Question # 11

Hold the solenoid in the right hand with fingers curling in the direction of current. The direction of the field will be given by:

Question # 12

The current sensitivity of the galvanometer is

Question # 13

In a moving coil galvanometer, the deflecting couple depends upon

Question # 14

'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?

Question # 15

Lorentz force is defined as

Submit

Prepare Complete Set Wise ECAT Physics Chapter 14 Electromagnetism MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 14 Electromagnetism MCQ`s Test

  • 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
  • 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 When current passes through a solenoid coil, it behaves like a
A. loop
B. circle
C. bar magnet
D. none of these
2 CRO deflects the beam of
A. proton
B. a-particle
C. electron
D. neutron
3 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
4 The working of galvanometer depends upon torque exerted on a current carrying coil in
A. magnetic field
B. electric field
C. gravitational field
D. nuclear field
5 Avo-meter is used of measure the
A. current, voltage
B. voltage, resistance
C. resistance, current
D. current, voltage and resistance
6 The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by
A. F =q(v/B)
B. F=q2(v x B)
C. F=q(v x B)
D. F= vx B
7 The field around a moving charge is called
A. magnetic field
B. conservative field
C. non-conservative field
D. none of these
8 The SI unit of magnetic permeability is
A. WB A-1m-1
B. WB mA-1
C. WB Am-1
D. None of these
9 The magnetic force exerted on an electron moving with velocity 'v' at right angle to the magnetic field is given by
A. F=eVB
B. F=e2V/B
C. F=e/VB
D. F=B2/ev
10 Centripetal force for electron is given by
A. mv2/ r
B. mv / r2
C. mv2/ r
D. mr2/ v

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!