4/8/2024 0 Comments For android download District of Columbia residential appliance installer license prep classCorrect Answer: Ohms Law: I = P/E = 11000 watts / 240 volts = 46 A.Use Ohm’s Law to calculate what the load current would be, given that a 11,000 watt electrical hot tub (spa heater) is connected to a 240-volt residential service?.Correct Answer: NEC – Table 8, Chapter 9 for circular mil conversion and “k” calculations L = Vd x CM/(2 x I x K) = 120V x 3% x 6530CM/(2 x 13.8A x 12.9) = 66 feet.
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