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

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 # 2

The vector representation of force experience give the direction of

Question # 3

NmA-1 is commonly called:

Question # 4

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

Question # 5

Resistance is measured in

Question # 6

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 # 7

Centripetal force for electron is given by

Question # 8

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

Question # 9

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

Question # 10

magnetic field is a:

Question # 11

In order to make a voltmeter, high resistance is connected with galvanometer, in

Question # 12

The unit of magnetic flux is

Question # 13

The SI unit of magnetic induction is

Question # 14

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

Question # 15

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 # 16

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

Question # 17

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

Question # 18

The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by

Question # 19

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

Question # 20

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

Question # 21

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 # 22

The CRO is used for displaying the waveform of a given

Question # 23

A current carrying conductor sets up its own:

Question # 24

Amperean path is a:

Question # 25

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

Question # 26

A voltmeter is used to measure the

Question # 27

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 # 28

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

Question # 29

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

Question # 30

'K' is the proportionality constant of force experienced by conductor. What is the value of 'K' in SI units?

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 Galvanometer is a device used for the detection of
A. voltage
B. current
C. temperature
D. pressure
2 The strength of magnetic field around the current conductor is
A. Smaller near the conductor
B. Greater near the conductor
C. Greater at the large distance from the conductor
D. Constant near and away from the conductor
3 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
4 Ammeter is used to measure
A. voltage
B. resistance
C. voltage and current
D. current
5 Current is measured in
A. volts
B. watt
C. ohm
D. ampere
6 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
7 Method "lamp and scale arrangement" used to measure the
A. angle of deflection
B. restoring torque
C. magnetic field strength
D. current
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 The permeability of free space is measured in:
A. Wb/Am
B. Wb A/m
C. Am/Wb
D. m/Web A
10 When some compass needles are placed on a card board along a circle with the center at the wire, they will
A.

Point the direction of N-S

B.

Set themselves tangential to the circle

C.

Point in the direction of E-W

D.

None of these

Test Questions

Is this page helpful?