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

A charged particle moving at right angle to the magnetic field will experience

Question # 2

The strength of magnetic field around the current conductor is

Question # 3

CRO deflects the beam of

Question # 4

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 # 5

The current sensitivity of the galvanometer is

Question # 6

The force acting on a charge moving in a magnetic field

Question # 7

If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made

Question # 8

Magnetic flux passing through the an element of are A placed perpendicular to a uniform magnetic field Bis:

Question # 9

The e/m of an electron moving in a circular path in a magnetic field is equal to

Question # 10

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 # 11

The force exerted on a conductor of length L, carrying current I when placed in a magnetic field B is given by

Question # 12

To convert galvanometer into ammeter we connect

Question # 13

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

Question # 14

(CRO) Cathode ray oscilloscope is a device used for high speed

Question # 15

NmA-1 is commonly called:

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 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
2 The permeability of free space is measured in:
A. Wb/Am
B. Wb A/m
C. Am/Wb
D. m/Web A
3

Amperean path is a:
A.

Closed path

B.

Rectangular path

C.

Circular path

D.

Any of above
4 Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:
A. BACosѲ

B. Zero
C. BA
D. BA sinѲ
5 Total number of turns on 0.15 m length solenoid is 300. the value of n is:
A. Greater than 300
B. Smaller than 300
C. Equal to 300
D. Any of (A) or (B)
6 In the formula B= µ̻ nl, the symbol n denotes:
A.

Total number of turns of solenoid

B.

Number of turns per unit length

C.

Number of turns per unit volume

D.

Numbers of turns per unit area
7 The force acting as one meter length of the conductor placed at right angle to the magnetic field, when one A current is passing through it, defines the
A. magnetic flux
B. magnetic induction
C. magnetic field
D. self inductance
8 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
9 Avo-meter is used of measure the
A. current, voltage
B. voltage, resistance
C. resistance, current
D. current, voltage and resistance
10 The most suitable material for permanent magnet is
A. cobalt
B. iron
C. steel
D. alaminium

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!