The heating load is ____ of heat flow from the building to the outside air.
a. a rate
b. the quantity
c. the cost
d. one unit
a. a rate
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If a transformer has 200 turns in the primary, 100 turns in the secondary, and 150VAC applied to the primary, the voltage across the secondary is _____.
a. 75VAC b. 90VAC c. 120VAC d. 140VAC
In a wide-flange steel girder designated W16x50, the 50 represents the _____.
a. length of the girder b. weight per foot c. thickness of the steel in mm d. section depth
An 8-year recovery-period conveyor system for grading eggs is planned for DDB depreciation. The system had a first cost of $30,000 with a $9000 salvage value. The annual operating cost allocated to the conveyor is $7000 per year. The book value at the end of year 2 is nearest to: (choose one)
(a) $7560 (b) $11,812 (c) $16,875 (d) $14,300
One part of the System View model is "Inputs". Please describe
What will be an ideal response?