• 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
The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor?

 1.
 0.5.
 0.866.
 0.577.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Whenever current is supplied by a source its terminal voltage

 decreases.
 increases.
 remains constant.
 increases exponentially.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
What will be the rms value of rectangular wave with amplitude 10 V?

 7.7 V.
 11.2 V.
 10 V.
 5√2 V.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 5 V.
 15 V.
 1.5 V.
 3 V.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is

 1.
 1/4.
 16.
 4.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
The energy stored by a capacitor is given by

 Q2 / 2C.
 1/2 CV2.
 1/2 QV.
 all of them.

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
↑