A ____________________ is considered to be a device or machine that produces power from the energy supplied by an external source
Fill in the blank(s) with correct word
motor
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Combining pure oxygen with a burning material causes a fire to _____.
a. burn rapidly and violently b. pop loudly and extinguish c. die down and then flare up d. burn cooler and more slowly
A ratio expressed in percentage of the amount of moisture present in the air to the amount it can hold at saturation is called _____.
a. dew point b. specific humidity c. specific gravity d. relative humidity
____ is referenced against ambient air pressure, so it is equal to absolute pressure minus atmospheric pressure.
A. Gauge pressure B. Floor pressure C. Base pressure D. Block pressure
Technician A says waterborne paint should not be stored below 68°F (20°C). Technician B says waterborne paint should not be stored above 140°F (60°C). Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B