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 magnetic field outside the solenoid due to current is

Question # 2

Current is measured in

Question # 3

Which one of the following relations is correct?

Question # 4

The most suitable material for permanent magnet is

Question # 5

Galvanometer is a device used for the detection of

Question # 6

A galvanometer is an instrument used to

Question # 7

The magnetic field inside a solenoid can be increased by:

Question # 8

Which is modified form of galvanometer

Question # 9

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

Question # 10

How many number of anodes used in electron gun

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Resistance is measured in

Question # 15

A voltmeter is used to measure the

Question # 16

Tesla is the unit of

Question # 17

The SI unit of magnetic induction is

Question # 18

The unit of flux density is also given by

Question # 19

For the conversion of galvanometer into voltmeter, we connect a

Question # 20

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

Question # 21

A charged particle moving at right angle to the magnetic field will experience

Question # 22

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

Question # 23

The angle of deflection of coil can be measured by the

Question # 24

A solenoid is a coil of wire which is:

Question # 25

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 # 26

A resistance used in voltmeter is called

Question # 27

A resistance used in galvanometer to make it voltmeter is called

Question # 28

The galvanometer can be made sensitive if the value of the factor C/BAN is

Question # 29

The magnetic field in the middle of a solenoid due to current is

Question # 30

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

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 gavanometer constant of a moving coil galvanometer is given by
A. K=BAN/C
B. K=BN/CA
C. K=NAC/B
D. K=C/BAN
2 Total number of turns on 0.15 m length solenoid is 300. the value of n is:
A. Greater than 300
B. Smaller than 300
C. Equal to 300
D. Any of (A) or (B)
3 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
4 The magnetic field inside a solenoid can be increased by:
A. Increasing n
B. Decreasing I
C. Increasing I
D. By using iron core within solenoid
5 The force experienced by an electron projected in a magnetic field B with a velocity V is given by
A. F=e(V x B)
B. F= -e(V x B)
C. F= e(B x V)
D. Both a and c
6 When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
A. circular
B. elliptical
C. cycloid
D. straight line
7 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
8 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:
A. -y direction
B. +y direction
C. +z direction
D. -z direction
9 When the waveform of one voltage is increasing and that of second is decreasing and vice versa, then phase difference between these voltage is
A. 90°
B. 75°
C. 0°
D. 180°
10 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

Test Questions