5. Average power in a pure inductive circuit is :
(a) irms × vrms
(b) 2 irms × vrms
(c) 1
(d) zero
| General Knowledge Books |
Related Posts
AC Circuits » Exercise - 13. What is the average value of a.c. over a half cycle : (a) zero (b) I0 π (c) 2I0 π (d) none of these- AC Fundamentals » Exercise - 129. A sinusoidal current has peak value of 12 A. What is its average value ? (a) 7.64 A (b) 24 A (c) 8.48 A (d) 12 A
- AC Circuits » Exercise - 16. The root mean square value of voltage (V) in an AC circuit is : (a) 0.637Vmax (b) 0.707 Vmax (c) 2Vmax (d) 2 Vmax
- AC Circuits » Exercise - 17. The power factor in AC circuit is equal to : (a) Z/R (b) R/Z (c) RZ (d) none of the
- 5555555555 7. Which of the following power factors results in less energy loss in an RL circuit? (a) 1 (b) 0.8 (c) 0.4 (d) 0.2