Natural-draft furnaces generally have efficiency ratings of _____
a. below 65 percent
b. below 78 percent
c. below 85 percent
d. 90 percent and above
b
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Using the formula for speed, the ____ speed of a two-pole motor supplied by 60-hertz electrical energy is determined
a. factory-preset b. discrete c. rated d. synchronous
_____ managers oversee the use of rangelands and supervise the use and conservation of rangelands owned by the government
a. Animal c. People b. Range d. Forest
Ma Bryan sells homemade preserves. The profit relation for the following estimates at a quantity that is 10% above breakeven is closest to:
Fixed cost = $500,000 per year Cost per 100 units = $200 Revenue per 100 units = $250 (choose one): (a) Profit = 200(11,000) ? 250(11,000) ? 500,000 (b) Profit = 250(11,000) ? 500,000 ? 200(11,000) (c) Profit = 250(11,000) ? 200(11,000) + 500,000 (d) Profit = 250(10,000) ? 200(10,000) ? 500,000
Pigment gives paint its color, opacity, and specific performance properties.
Answer the following statement true (T) or false (F)