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Question
nccer 26111 - residential wiring 38min what is the general lighting load of a residence with 1,300 square feet of living space, not including demand factors? ∘ 1,200va ∘ 2,700va ∘ 3,900va ∘ 4,800va
Step1: Recall the general lighting load rule
The National Electrical Code (NEC) specifies that the general lighting load for a residence is calculated as 3 VA per square foot of living space (not including demand factors for this basic calculation).
Step2: Calculate the lighting load
Given the living space is 1,300 square feet. Using the formula: Lighting Load (VA) = 3 VA/sq ft × Area (sq ft). So we calculate \( 3\times1300 = 3900 \) VA.
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3,900VA (corresponding to the option "3,900VA")