JAMB - Physics (1992 - No. 38)
In A.C circuit theory, the root means square (r.m.s) current, Irms and the peak (maximum)current Io are related by
Io = \(\frac{I_rms}{\sqrt{2}}\)
Irms = \(\frac{I_o}{\sqrt{2}}\)
Irms = \(\frac{\frac{I}{I_o}}{\sqrt2}\)
Irms = \(\frac{I_rms}{\sqrt{2}}\)