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

Centripetal force for electron is given by

Question # 2

A meter wire carraying a current of 2A is at right angle to the uniform magnetic field of 0.5 Weber/m2The force on the wire is

Question # 3

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 # 4

In a straight current carrying conductor, the direction of magnetic field can be found by

Question # 5

Galvanometer is a device used for the detection of

Question # 6

Current is measured in

Question # 7

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

Question # 8

When a suitable small resistance is put in parallel with the galvanometer coil, it is converted into

Question # 9

The unit of flux density is also given by

Question # 10

The SI unit of magnetic induction is

Question # 11

The SI unit of magnetic flux is.

Question # 12

Resistance is measured in

Question # 13

The strength of magnetic field around the current conductor is

Question # 14

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

Question # 15

In the expression of force experienced by electron, the direction of both v and B are

Question # 16

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

Question # 17

The SI unit of magnetic permeability is

Question # 18

When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be

Question # 19

Flurescent screen is a screen where visible spot

Question # 20

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

Question # 21

The SI unit of magnetic flux is

Question # 22

The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called

Question # 23

The magnetic field inside a solenoid can be increased by:

Question # 24

Magnetic flux and flux density are related by

Question # 25

A solenoid is a coil of wire which is:

Question # 26

Ammeter is used to measure

Question # 27

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 # 28

Tesla is the unit of

Question # 29

The angle of deflection of coil can be measured by the

Question # 30

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

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 CRO deflects the beam of
A. proton
B. a-particle
C. electron
D. neutron
2 (CRO) Cathode ray oscilloscope is a device used for high speed
A. velocity
B. graph plotting
C. time-velocity
D. none of these
3 A shunt resistance parallel to the galvanometer is used to convert it into
A. avometer
B. millimeter
C. voltmeter
D. none of these
4 In a moving coil galvanometer, the deflecting couple depends upon
A. area of the coil
B. number of turns of coil
C. value of magnetic field
D. all of the above
5 For the conversion of galvanometer into voltmeter, we connect a
A. small resistance in series with galvanometer
B. small resistance in parallel with galvanometer
C. high resistance in parallel with galvanometer
D. high resistance series with galvanometer
6 A beam of electrons is provided by an
A. electron gun
B. Suppray
C. Injection
D. None of these
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 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)
9 When an electron enters in a magnetic field right angle to its motion, the magnitude of its velocity will be
A. changed
B. zero
C. unchanged
D. none of these
10 Which is modified form of galvanometer
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!