In the GHS, product hazard classes are identified by symbols called _____.
a. visual keys
b. pictograms
c. anagrams
d. pictographs
b. pictograms
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Calculate the volume of a cylindrical shape, in cubic centimeters, when r = 6.5 cm and h = 26 cm. Carry the answer to two decimal places.
Connecting a 120V heating cable to a 240V circuit will _____.
a. melt the cable b. produce only 25% of the rated cable wattage c. cause the system to operate within acceptable standards, but at less than full efficiency d. enable the system to operate most efficientl
The outdoor air cooled condensing unit consists of
A) a compressor, condenser coil, a condenser fan, evaporator coil, and the necessary electrical control box assembly B) copper tubing surrounded by aluminum fins and a condenser fan, and the necessary electrical control box assembly C) a compressor, condenser coil, a condenser fan, and the necessary electrical control box assembly D) copper tubing surrounded by aluminum fins and a condenser fan, a refrigerant expansion device, and the necessary electrical control box assembly
A condensing unit with four motor-compressor assemblies manifolded together must provide the suction pressure for the ____.
A. lowest temperature evaporator B. midrange temperature evaporator C. highest temperature evaporator D. none of the above