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6. Under the 80% Rule, a 15-ampere.120 volt maximum connected load would be __ a. 150 watts b. 120 watts c. 1440 watts d. all of the above

Question

6. Under the 80% Rule, a 15-ampere.120 volt maximum connected load would be __ a. 150 watts b. 120 watts c. 1440 watts d. all of the above

6. Under the 80%  Rule, a 15-ampere.120 volt maximum connected load would be __
a. 150 watts
b. 120 watts
c. 1440 watts
d. all of the above

Solution

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VernonMaster · Tutor for 5 years

Answer

To determine the maximum connected load under the 80% rule for a 15-ampere, 120-volt circuit, we need to follow these steps:<br /><br />1. Calculate the total wattage capacity of the circuit without applying the 80% rule:<br />\[ \text{Total Wattage} = \text{Voltage} \times \text{Current} \]<br />\[ \text{Total Wattage} = 120 \text{ volts} \times 15 \text{ amperes} \]<br />\[ \text{Total Wattage} = 1800 \text{ watts} \]<br /><br />2. Apply the 80% rule to find the maximum connected load:<br />\[ \text{Maximum Connected Load} = \text{Total Wattage} \times 0.8 \]<br />\[ \text{Maximum Connected Load} = 1800 \text{ watts} \times 0.8 \]<br />\[ \text{Maximum Connected Load} = 1440 \text{ watts} \]<br /><br />Therefore, under the 80% rule, a 15-ampere, 120-volt maximum connected load would be 1440 watts.<br /><br />The correct answer is:<br />c. 1440 watts
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