The rms voltage is given by the following.
ΔVrms = ΔVmax√2 = 0.707ΔVmax
Substituting the maximum voltage, we obtain
ΔVrms = ΔVmax/√2 = 0.707ΔVmax = 0.707(165 V) = 117 V.
An rms voltage of
117 v corresponds to a maximum voltage of 165 V.
What is the maximum current Imax in the resistor?