A variable resistor used to control voltage is called a ____.
A. wirewound
B. tin oxide
C. potentiometer
D. rheostat
Answer: C
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Which of the following is a definition of coefficient of utilization (CU)?
A) Foot-candle level on the task plane divided by total wattage of the system. B) Lumens on the task plane divided by total wattage of the system. C) Lumens on the task plane divided by total lumens of the lamps. D) Total wattage of the lamps divided by total wattage of the system.
How many bushels are in a grain bin to its roof that is 36 feet in diameter and 24 feet high to the roof? Do not include the roof. (Note: 1 bu = 1.25 cu ft.)
What will be an ideal response?
Why are almost all of the broilers white?
What will be an ideal response?
A ____ is a point of designated elevation that is accessible at all times during the construction.
a.target b.baseline c.reference d.benchmark