• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Magnetism and Electromagnetism

Magnetism and Electromagnetism
The direction of a magnetic field within a magnet is

front to back
from south to north
from north to south
back to front

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be

2M
M/4
M/2
M

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

10"2 and KT5
1CT3 and 1CT7
KT3 and 1CT6
KT4 and KT8

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
What is the magneto-motive force in a 75-turn coil of wire when there are 4 A of current through it?

300 At
200 At
150 At
100 At

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
What is the magnetomotive force (mmf) of a wire with 8 turns carrying three amperes of current?

24 At
2.4 At
2,400 At
240 At

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
Strength of an electromagnet can be increased by

Increasing current supply
All of the listed here
Increasing the cross-sectional area
Increasing the number of turns

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Magnetism and Electromagnetism

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑