E8A05 - Amateur Extra Class

E8A05 : What is the benefit of making voltage measurements with a true-RMS calculating meter?
A An inverse Fourier transform can be used
B The signals RMS noise factor is also calculated
C The calculated RMS value can be converted directly into phasor form
D RMS is measured for both sinusoidal and non-sinusoidal signals
Correct Answer: RMS is measured for both sinusoidal and non-sinusoidal signals