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 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 # 2

In a moving coil galvanometer, the deflecting couple depends upon

Question # 3

The SI unit of magnetic induction is tesla which is equal to

Question # 4

the current is pass through the straight wire. The magnetic field established around it has its lines of force:

Question # 5

The SI unit of magnetic flux is

Question # 6

The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon

Question # 7

A solenoid is a coil of wire which is:

Question # 8

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

Question # 9

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

Question # 10

For the conversion of galvanometer into voltmeter, we connect a

Question # 11

A current carrying conductor sets up its own:

Question # 12

A resistance used in voltmeter is called

Question # 13

Electron gun consist of

Question # 14

magnetic field is a:

Question # 15

The torque per unit twist of coil is called

Question # 16

The SI unit of flux density is

Question # 17

Magnetic lines of force:

Question # 18

The most suitable material for permanent magnet is

Question # 19

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

Question # 20

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

Question # 21

The straight current carrying conductor experiences maximum force in a uniform magnetic field when it is placed

Question # 22

A beam of electrons is provided by an

Question # 23

Magnetic flux and flux density are related by

Question # 24

The current is measured in

Question # 25

The gavanometer constant of a moving coil galvanometer is given by

Question # 26

CRO deflects the beam of

Question # 27

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

Question # 28

A current carrying conductor is placed at right angle to the magnetic field. The magnetic force experienced by the conductor is

Question # 29

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

Question # 30

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

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 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
A. ammeter
B. voltmeter
C. galvanometer
D. avo-meter
2 The current sensitivity of the galvanometer is
A. C/BAN
B. BAN/C
C. CAN/B
D. CBN/A
3 When the charged particle is projected at right angles to the field, then experienced by it will be:
A. Maximum
B. Zero
C. qvB
D. Both (A) and (B)
4 (CRO) Cathode ray oscilloscope is a device used for high speed
A. velocity
B. graph plotting
C. time-velocity
D. none of these
5 The current is measured in
A. volts
B. watt
C. ampere
D. ohm
6 The vector representation of force experience give the direction of
A. magnetic field
B. current
C. length of conductor
D. force
7 The SI unit of magnetic permeability is
A. WB A-1m-1
B. WB mA-1
C. WB Am-1
D. None of these
8 The unit of magnetic flux is
A. Weber-m2
B. Weber-m3
C. Henry
D. Weber
9 Tesla is the unit of
A. Magnetic induction or flux density
B. Magnetic flux
C. Self inductance
D. None of these
10 When current passes through a solenoid coil, it behaves like a
A. loop
B. circle
C. bar magnet
D. none of these

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!