• 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
The r.m.s. value of pure cosine function is

0.5 of peak value
0.707 of peak value
Zero
Same as peak value

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
The transient currents are associated with the

Resistance of the circuit
Changes in the stored energy in the inductors and capacitors
Impedance of the circuit
Applied voltage to the circuit

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?

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

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
The period of a sine wave is ___________ seconds. Its frequency is

20 Hz
50 Hz
30 Hz
40 Hz

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
In an AC. circuit, a low value of kVAR compared with kW indicates

Low efficiency
High power factor
Maximum load current
Unity power factor

ANSWER DOWNLOAD EXAMIANS APP

AC Fundamentals, Circuit and Circuit Theory
For a frequency of 200 Hz, the time period will be

0.005 s
0.0005 s
0.05 s
0.5 s

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
↑