Core TradesCâu 76 / 700
CALCULATION: A general lighting load for a dwelling is estimated at 3 volt-amperes per square foot. For a 2,000-square-foot house, what is the general lighting load in volt-amperes?
a.3,000 VA
b.4,500 VA
c.6,000 VA
d.9,000 VA
Giải thích
Load = 3 VA per square foot x 2,000 square feet = 6,000 VA. The other answers use incorrect multipliers (1.5, 2.25, or 4.5 VA per square foot).
Trích dẫn luật: 2025 CA Electrical Code (based on NEC)Luyện miễn phí toàn bộ 700 câu hỏi — không cần đăng ký.
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