Most consumption of electricity and natural gas is used for:
A) Military operations. B) Commercial and industrial lighting.
C) Residential lighting. D) Heating and cooling.
D
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Which of the following statements is true about increasing building ventilation from moderate (e.g., 25 CFM/occupant) to high (e.g., 50 CFM/occupant)? Select all that apply.
A) The net loss in energy outweighs the net gains from occupant health. B) Increasing ventilation will increase the initial cost of HVAC systems. C) Increasing ventilation will produce a healthier environment. D) Increasing ventilation will increase energy consumption.
To determine the takeout of a short radius 90-degree elbow, multiply the nominal size of the elbow by ____.
a. 1/2 b. 5/8 c. 1 d. 1-1/2
Through __________, molecules in solution pass through the cell membrane from a region of a higher concentration of molecules to a region of lower concentration of molecules
Fill in the blank(s) with correct word
Which is NOT part of the clutch assembly?
A) Release (throwout) bearing B) Flywheel C) Engine crankshaft D) Pressure plate