ECAT Pre Engineering Physics Chapter 14 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 14 Electromagnetism

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

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

Physics ECAT Pre Engineering Chapter 14 Electromagnetism

00:00
Question # 1

When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be

Question # 2

A shunt resistance parallel to the galvanometer is used to convert it into

Question # 3

The magnetic force exerted on an electron moving with velocity 'v' at right angle to the magnetic field is given by

Question # 4

A field is uniform and much stronger:

Question # 5

Which one of the following relations is correct?

Question # 6

If volume of wire is 'AL' and there are 'n' numbers of charge carriers per unit volume, then the total number of charge carriers are

Question # 7

In the expression of force experienced by electron, the direction of both v and B are

Question # 8

The voltage increases linearly with

Question # 9

41 The force experience, when proton projected in a magnetic field with velocity 'v' is

Question # 10

The sources of magnetic field are

Question # 11

Centripetal force for electron is given by

Question # 12

The field around a moving charge is called

Question # 13

The force experienced by an electron projected in a magnetic field B with a velocity V is given by

Question # 14

The SI unit of flux density is.

Question # 15

The SI unit of magnetic flux is

Submit

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


Topic Test

00:00
Submit

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

  • R
    Rahimsiddiqui Siddiqui 05 - Jul - 2024 01 Min 07 Sec 60/60
  • A
    Abdullah Zubair 31 - Dec - 2024 01 Min 35 Sec 60/60
  • F
    First Second 02 - Jun - 2024 03 Min 09 Sec 60/60
  • M
    M Umer Arain 26 - Nov - 2024 00 Min 03 Sec 55/60
  • B
    Barira Fatima 26 - May - 2024 01 Min 27 Sec 55/60
  • F
    Farzand Shah Farzand Shah 01 - Jun - 2024 01 Min 41 Sec 55/60
  • M
    MR SHAFI ? 23 - May - 2024 02 Min 14 Sec 55/60
  • S
    suzi 10 - Feb - 2026 01 Min 25 Sec 52/60
  • A
    Afzan Ali 02 - Jun - 2024 00 Min 21 Sec 50/60
  • M
    Muhammad Saleem 03 - Dec - 2024 07 Min 12 Sec 50/60
  • A
    Ayan Khan 07 - Aug - 2024 02 Min 14 Sec 45/60
  • A
    Ayesha Afzal 24 - May - 2024 03 Min 10 Sec 45/60
  • F
    Farhan Arshad 16 - Oct - 2024 03 Min 20 Sec 45/60
  • Z
    Zainab Ali 22 - Dec - 2024 04 Min 46 Sec 45/60
  • H
    Huzaifa Asim 25 - May - 2024 04 Min 54 Sec 45/60

ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1

Amperean path is a:
A.

Closed path

B.

Rectangular path

C.

Circular path

D.

Any of above
2 'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?
A. 0
B. 1
C. 0.5
D. -1
3 The CRO deflects the beam of electrons, when they passes through uniform
A. electric field
B. gravitational field
C. magnetic flax
D. magnetic field
4 The force acting on a charge moving in a magnetic field
A. is perpendicular to the both magnetic field and direction of motion
B. is proportional to the magnetic of charges
C. vanishes when the motion is directly opposite to the direction of field
D. all of the above
5 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
6 Avo-meter is used of measure the
A. current, voltage
B. voltage, resistance
C. resistance, current
D. current, voltage and resistance
7 Electron gun consist of
A. three anodes
B. heating cathode
C. three anodes
D. three anodes , heating cathode, grid
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 If volume of wire is 'AL' and there are 'n' numbers of charge carriers per unit volume, then the total number of charge carriers are
A. n/AL
B. Al/n
C. nAL
D. nA/L
10 The current sensitivity of the galvanometer is
A. C/BAN
B. BAN/C
C. CAN/B
D. CBN/A

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!