ECAT Pre Computer Science Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

Try The MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 14 Electromagnetism

00:00
Question # 1

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

Question # 2

Charge to mass ratio (e/m) of an electron is given by the relation

Question # 3

The gavanometer constant of a moving coil galvanometer is given by

Question # 4

In the region surrounding a current carrying wire:

Question # 5

A field is uniform and much stronger:

Question # 6

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

Question # 7

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

Question # 8

Which is modified form of galvanometer

Question # 9

How many number of anodes used in electron gun

Question # 10

The SI unit of flux density is

Question # 11

A resistance used in galvanometer to make it voltmeter is called

Question # 12

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

Question # 13

If the value of galvanometer constant k = C/BAN is made small, the galvanometer can be made

Question # 14

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

Question # 15

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

Submit

Prepare Complete Set Wise ECAT Physics Chapter 14 Electromagnetism MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 14 Electromagnetism MCQ`s Test

  • H
    Heer 23 - Jan - 2024 00 Min 43 Sec 60/60
  • D
    dark goblin 18 - Jul - 2024 00 Min 45 Sec 60/60
  • R
    Rizwan Khuharo 13 - Apr - 2024 00 Min 51 Sec 60/60
  • M
    Muneeb ur Rehman 30 - Jun - 2026 02 Min 25 Sec 60/60
  • A
    Aniq Khan 11 - Mar - 2024 02 Min 50 Sec 60/60
  • T
    Tasser Haider 01 - Jun - 2024 02 Min 11 Sec 55/60
  • A
    Abdullah Baloch 29 - Jul - 2024 04 Min 47 Sec 55/60
  • M
    maliha Tariq 05 - Feb - 2024 05 Min 24 Sec 55/60
  • A
    Alishba Farooq 08 - Mar - 2024 66 Min 55 Sec 55/60
  • I
    Inamurehman rehmanbajwa 29 - May - 2024 03 Min 05 Sec 50/60
  • M
    Muhammad noor Ahmed 28 - Feb - 2024 05 Min 32 Sec 50/60
  • M
    mashal zainab 11 - Mar - 2024 05 Min 45 Sec 50/60
  • E
    Esha Azeem 18 - Jun - 2024 05 Min 47 Sec 50/60
  • K
    Kifayet Ali 01 - Jun - 2024 04 Min 01 Sec 45/60
  • P
    Paris Ali 30 - Jul - 2024 08 Min 52 Sec 45/60

ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 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
2 The SI unit of flux density is
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
3 When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
A. circular
B. elliptical
C. cycloid
D. straight line
4 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
5 CRO deflects the beam of
A. proton
B. a-particle
C. electron
D. neutron
6 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)
7 Hold the solenoid in the right hand with fingers curling in the direction of current. The direction of the field will be given by:
A.

Thumb

B.

Curled fingers

C.

Middle finger

D.

Arm of right hand
8 Which is modified form of galvanometer
A. potentiometer
B. battery
C. voltmeter
D. slide wire bridge
9 The magnetic field outside the solenoid due to current is
A. strong
B. zero
C. weak
D. uniform
10 Magnetic induction is also called as:
A.

Ampere’s law

B.

Faraday’s law

C.

Lenz’s law

D.

Newton’s law

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!