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

AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
In a purely inductive circuit

Reactive power is zero
Actual power is zero
None of the listed here
Apparent power is zero

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
In a pure resistive circuit

Current is in phase with the voltage
Current lags behind the voltage by 90°
Current can lead or lag the voltage by 90°
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
If a sinusoidal wave has frequency of 50 Hz with 30 A r.m.s. current which of the following equation represents this wave?

84.84 sin 25 t
30 sin 50 t
60 sin 25 t
42.42 sin 314 t

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to

Average voltage
R.m.s. voltage
Peak voltage
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
In an A.C. circuit power is dissipated in

None of the listed here
Capacitance only
Inductance only
Resistance only

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
Which of the following statements pertains to resistors only?

Can dissipate considerable amount of power
Connecting them in parallel increases the total value
Oppose sudden changes in voltage
Can act as energy storage devices

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON AC Fundamentals, Circuit and Circuit 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
↑