A complex wave of r.m.s. value 240 V has 20% 3rd harmonic content and 2% 5th harmonic content then the approximate r.m.s. value of the fifth harmonic will be


  1. 5.7 V
  2. 4.7 V
  3. 3.7 V
  4. 2.7 V
Answer : 4.7 V


No comments:

Post a Comment