How deep should the condensate drain trap be?
A) 6 inches deep B) 12 inches deep C) 3 inches deep D) 1 inch deep
C
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The ear's perception of the loudness of sound, commonly called sound level, is measured by the decibel (dB) scale. What is the approximate sound level in conversational speech at 1 m away from a speaker? Sound level in shouting speech at 1m from a speaker? Sound level that causes pain in the ear?
What will be an ideal response?
Most problems with foodborne illness are caused by ____________________
Fill in the blank(s) with the appropriate word(s).
If the spring pressure of a water regulating valve is increased, the system head pressure will also increase.
Answer the following statement true (T) or false (F)
After heating a fixed volume of gas at 50 psia from 300° R to 600°R, its pressure will be:
A) 100 psia because the pressure and temperature vary directly. B) 25 psia because the pressure and temperature vary inversely. C) 50 psia because pressure and temperature are independent variables. D) The final pressure cannot be determined without knowing the volume.