Problem E You are considering the purchase of an electrical heater over a gas fired heater. The specs on it say that it has a resistance of 32 when it is operating on a 110 V outlet. Calculate the total energy the heater will use (in Joules) if left on for 5 hours a day for 30 days. Problem F Determine the total resistance and the total current for the circuit pictured below. 10 802 602 www 4 502 r = 0.50 , V=9 V ww