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

When current passes through a solenoid coil, it behaves like a

Question # 2

Weber is a unit of

Question # 3

The sources of magnetic field are

Question # 4

The voltage increases linearly with

Question # 5

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 # 6

The SI unit of magnetic flux is

Question # 7

Total number of turns on 0.15 m length solenoid is 300. the value of n is:

Question # 8

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 # 9

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

Question # 10

When the waveform of one voltage is increasing and that of second is decreasing and vice versa, then phase difference between these voltage 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

Centripetal force for electron is given by

Question # 13

A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is

Question # 14

A full-scale deflection is obtained in a galvanometer with a current of few

Question # 15

In the formula B= µ̻ nl, the symbol n denotes:

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
  • 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 The torque per unit twist of coil is called
A. proportionality constant
B. gravitational constant
C. boltzman constant
D. coupling constant
2 Weber is a unit of
A. magnetic flux
B. magnetic filed intensity
C. magnetic induction
D. magnetic flux density
3 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
4 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
5 The magnetic field in the middle of a solenoid due to current is
A. weak
B. strong and uniform
C. none-uniform
D. zero
6 At a given instant, a photon moves in +x direction in a region where there magnetic field in -z direction. The magnetic force on the proton will be the:
A. -y direction
B. +y direction
C. +z direction
D. -z direction
7 The SI unit of magnetic flux is.
A. weber
B. Nm-1A-1
C. tesla
D. gauss
8 How many number of anodes used in electron gun
A. one
B. two
C. three
D. six
9 Resistance is measured in
A. volts
B. ampere
C. ohm
D. watt
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

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!