Lighting can account for up to what percentage of a building’s electricity usage?
What will be an ideal response?
lighting represents an average of 6% of total building energy in the residential sector.
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What is the minimum recommended tread depth for stairs?
A. 6" (152 mm) B. 8" (203 mm) C. 10" (254 mm) D. 12" (305 mm)
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Connecting a ________ inductor in ________ with a 70 mH inductor produces a 100 mH inductance
A) 233 mH, parallel B) 30 mH, series C) 233 mH, series D) 30 mH, parallel
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If VR is 10 V and VL is 10 V in a series RL circuit, the source voltage equals ________
A) 10 V B) 14.1 V C) 28.3 V D) 20 V
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Gate valves are designed specifically for flow regulation.?
Answer the following statement true (T) or false (F)
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