Question

The national electrical code allows a maximum voltage drop of 3% on branch circuits. What is the maximum allowable drop on a 240-volt circuit

Answer 1

7.2 volts

Explanation:

3% of 240 is ...

0.03 × 240 = 3 × 2.40 = 7.20

The maximum allowable drop on a 240-volt circuit is 7.2 volts.