• 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 Field Theory

Electromagnetic Field Theory
If the static magnetic flux density is B, then

 Curl of B = J.
 Curl of B = 0.
  Divergence of B = 0.
 Divergence of B = J.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
When a conductor moves in the field, so that it makes an angle 8 with the lines of flux, the force F is given as : F = Bl sin2 0.

Yes
No

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is

 2 × 10-8.
 2 × 106.
 2 × 10-6.
 2 × 108.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
If the resistance of a conductor does not vary in accordance with the Ohms law it is known as

 non - conductor.
 non - linear conductor.
 reverse conductor.
 bad conductor.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
A satellite that simply reflect back the signals from one region of the earth to the other region is known as

Passive satellite
Active satellite
Orbiting satellite
Geostationary satellite

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
A vector field A = p In is given in Cartesian coordinates. In cylindrical coordinates it will be represented as

 A = cosφ Ir - sinφ Ir.
 A = cosφ Ir + sinφ Iφ.
 A = cosφ Ir.
 A = sinφ Ir.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electromagnetic Field Theory

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
↑