• 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
In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be

 8.
 1.
 2.
 4.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
Electric field intensity (E) at ant point in an electric field is equal to

 potential gradient.
 (potential gradient)1/2.
 (potential gradient)1/3.
 (potential gradient)2.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is

 √ 2 V.
 1 V.
  2 V.
 Zero.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
Conductor is varying and field is fixed then emf will be induced. This principle is called

 both A and B.
 dynamically induced emf.
 static induced emf.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
Ohm’s law in point from field theory can be expressed as

 J = σE.
 R = ρ × ( l / A).
 J = E / σ.
 V = IR.

ANSWER DOWNLOAD EXAMIANS APP

Electromagnetic Field Theory
A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is

 2 N.
 2.5 N.
 3.75 N.
 5 N.

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
↑