A certain circuit element has a current i = 2.5 sin t (mA), where is the

A certain circuit element has a current i = 2.5 sin ωt (mA), where ω is the angular frequency in rad/s, and a voltage difference v = 45 sinωt (V) between its terminals. Find the average power P_avg and the energy W_T, transferred in one period of the sine function.