Two waves of the same frequency have opposite phase when the phase angle between them is_________?

Related Mcqs:

For a frequency of 200 Hz, the time period will be__________?

A. 0.05 s B. 0.005 s C. 0.0005 s D. 0.5 s...

In a loss-free R-L-C circuit the transient current is__________?

A. oscillating B. square wave C. sinusoidal D. non-oscillating...

Ohm is unit of all of the following except___________?

A. inductive reactance B. capacitive reactance C. resistance D. capacitance...

In an A.C. circuit power is dissipated in____________?

A. resistance only B. inductance only C. capacitance only D. none of the above...

If a sinusoidal wave has frequency of 50 Hz with 30 A r.m.s. current which of the following equation represents this wave_________ ?

A. 42.42 sin 3141 B. 60 sin 25 t C. 30 sin 50 t D. 84.84 sin 25 t...