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

Electromagnetic induction

Electromagnetic induction
Which of the following circuit elements will oppose the change in circuit current?

Capacitance
All of the listed here
Resistance
Inductance

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic induction
The direction of induced e.m.f. can be found by

Lenz's law
Fleming's right hand rule
Kirchhoff s voltage law
Laplace's law

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic induction
The self-inductance of the coil may be defined as equal to the e.m.f. induced in volts when the current in the circuit changes at the rate of unit Weber turns.

Yes
No

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic induction
A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly

60 N
120 N
30 N
90 N

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic induction
Two 300 uH coils in series without mutual coupling have a total inductance of

900 uH
300 uH
1200 uH
600 uH

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic induction
Which of the following inductor will have the least eddy current losses?

Air core
Laminated iron core
Iron core
Powdered iron core

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electromagnetic induction

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
↑