ECAT Pre General Science Physics Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism

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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Pre General Science Physics Chapter 14 Electromagnetism

00:00
Question # 1

The CRO deflects the beam of electrons, when they passes through uniform

Question # 2

The permeability of free space is measured in:

Question # 3

The sources of magnetic field are

Question # 4

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

Question # 5

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

Question # 6

Galvanometer is a device used for the detection of

Question # 7

When the charged particle is projected at right angles to the field, then experienced by it will be:

Question # 8

A relationship between Gauses of magnetic induction and Tesla(T) is given by

Question # 9

Strength of magnetic field is measured in SI units, in:

Question # 10

A galvanometer is an instrument used to

Question # 11

A resistance used in voltmeter is called

Question # 12

Flurescent screen is a screen where visible spot

Question # 13

Current is measured in

Question # 14

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 # 15

The pointer of a magnetic compass:

Question # 16

In the region surrounding a current carrying wire:

Question # 17

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

Question # 18

The SI unit of magnetic permeability is

Question # 19

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

Question # 20

The force acting on a charge moving in a magnetic field

Question # 21

The torque per unit twist of coil is called

Question # 22

The SI unit of magnetic induction is

Question # 23

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

Question # 24

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 # 25

The SI unit of flux density is

Question # 26

If the number of turns of a solenoid (carrying a steady current I) is doubled without changing the length of a solenoid, then magnetic field:

Question # 27

How many number of anodes used in electron gun

Question # 28

A current carrying conductor sets up its own:

Question # 29

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

Question # 30

The voltage increases linearly with

Submit

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


Topic Test

00:00
Submit

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

  • M
    M Abduullah 17 - Feb - 2021 13 Min 51 Sec 65/120
  • W
    Waleed Ahmed 25 - Feb - 2023 18 Min 24 Sec 55/120
  • I
    Inzmam Rajper 16 - Jun - 2022 10 Min 50 Sec 50/120
  • H
    Hiba Akhtar 06 - Mar - 2023 06 Min 56 Sec 45/120

ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The force experienced by charged particle is maximum, if it moves
A. parallel to magnetic field
B. perpendicular to magnetic field
C. opposite to the magnetic field
D. none of these
2 The sources of magnetic field are
A. isolated magnetic poles
B. charges at rest
C. charges in motion
D. none of these
3 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
4 A resistance used in galvanometer to make it voltmeter is called
A. shunt resistance
B. high resistance
C. zero resistance
D. none of these
5 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
A. dead beat galvanometer
B. stable galvanometer
C. shunt galvanometer
D. sensitive galvanomter
6

Amperean path is a:
A.

Closed path

B.

Rectangular path

C.

Circular path

D.

Any of above
7 To convert galvanometer into ammeter we connect
A. small resistance in parallel with galvanometer
B. small resistance in series with galvanometer
C. high resistance in series with galvanometer
D. high resistance in parallel with galvanometer
8 The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
A. magnetic flux
B. magnetic flux density
C. magnetic induction
D. magnetic field intensity
9 A relationship between Gauses of magnetic induction and Tesla(T) is given by
A. G 10-3T
B. G = 10-2T
C. G = 10-4T
D. G = 10-1T
10 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

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!