• 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
What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m

 2.4 mm.
 8.4 mm.
 10 mm.
 4 mm.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
Tropospheric scatter is used with frequencies in the

VHF
HF
VLF
UHF

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
In above problem, if the inductance L1 and L2 in series aiding with 30 mH mutual inductance, then total inductance will be

 150 mH.
 200 mH.
 100 mH.
 50 mH.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
The emf induced in a conductor rotating in bipolar field is

 AC.
 DC and AC both.
 DC.
 none of these.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
A long straight wire carries a current I = 10A. At what distance is the magnetic field H = 1A/m?

 1.19 m.
 1.29 m.
 1.39 m.
 1.59 m.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
For DC voltage an inductor is virtually a

 open circuit.
 depends on polarity.
 depends on magnitude of voltage.
 short circuit.

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
↑