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

Electric Circuits

Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Stranded aluminium.
 Steel.
 Copper.
 Aluminium.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Mica capacitor are characterised by all of following except

 low leakage reactance.
 stable operation.
 accurate value.
 low losses.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
The value of unity impulse function at time (t) = 0 is

 0.
 1.
 indeterminate.
 infinite.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values

 10
 5
 20
 15

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

 4 / 3 Ω.
 6 Ω.
 3 / 4 Ω.
 3 / 2 Ω.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is

 10.
 0.4.
 1.
 0.85.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electric Circuits

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
↑