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

Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as

Question # 2

The CRO is used for displaying the waveform of a given

Question # 3

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

Question # 4

Electron gun consist of

Question # 5

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 # 6

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

Question # 7

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

Question # 8

The direction of lines of force depends upon the direction of

Question # 9

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

Question # 10

A beam of electrons is provided by an

Question # 11

Magnetic lines of force:

Question # 12

How many number of anodes used in electron gun

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

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

Question # 15

The SI unit of magnetic permeability is

Question # 16

The force experienced by charged particle is maximum, if it moves

Question # 17

The strength of magnetic field around the current conductor is

Question # 18

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:

Question # 19

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

Question # 20

A resistance used in galvanometer to make it voltmeter is called

Question # 21

Lorentz force is defined as

Question # 22

The current in microamperes required to produce one millimeter deflection on a scale placed one meter away from the mirror of the galvanometer, defined the sensitivity of

Question # 23

The SI unit of magnetic induction is

Question # 24

The vector representation of force experience give the direction of

Question # 25

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 # 26

Current is measured in

Question # 27

In a moving coil galvanometer, the deflecting couple depends upon

Question # 28

For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as

Question # 29

When some compass needles are placed on a card board along a circle with the center at the wire, they will

Question # 30

Tesla is the unit of

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 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
2 Magnetic flux passing through the an element of are A placed perpendicular to a uniform magnetic field Bis:
A. Maximum
B. Minimum
C. Zero
D. Very small
3 The unit of magnetic flux is
A. Weber-m2
B. Weber-m3
C. Henry
D. Weber
4 Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as
A. IT = 10-4 G
B. IT = 105G
C. IT = 103G
D. IT = 104G
5 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
6 A long wire wound tightly on a cylindrical core is called:
A. Potentiometer
B. Solenoid
C. Toroid
D. Wheat and stone bridge
7 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
8 A shunt resistance parallel to the galvanometer is used to convert it into
A. avometer
B. millimeter
C. voltmeter
D. none of these
9 The permeability of free space is measured in:
A. Wb/Am
B. Wb A/m
C. Am/Wb
D. m/Web A
10 F = I(L x B) is a
A. vector
B. scalar
C. unit vector
D. none of these

Test Questions

Is this page helpful?