Question

RMS value of AC is _______ of the peak value

• A. 7%
• B. 7.70%
• C. 70%
• D. 70.70%

Answer 1

Answer: (D)

70.70%

Answer 2

RMS value of A.C is

$I_v=\frac{I_0}{\sqrt{2}}=0.707I_0$
$I_0$= peak value
$\therefore$ it is 70.7% of peak value.