How many Btu's are required to change five pounds of ice at 20°F to steam at 220°F?
A. 1,304 Btu/h
B. 2,608 Btu/h
C. 6,520 Btu/h
D. 3,912 Btu/h
Answer: C
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Which of the following is a step in the typical lockout/tagout procedure for a compressor?
A. Depressurize the compressor. B. Use an inert gas to purge the compressor case of air. C. Place ancillary lubricating and seal oil systems into operation. D. Drain the compressor’s case or cylinders to remove any liquid.
Internal and external moving parts on a regulator or a gauge require oiling.
Answer the following statement true (T) or false (F)
The R-value of a building assembly in the SI system is referred to as the
A) RSI-value. B) SI-value. C) R-value (SI). D) RS-value. E) none of the above.
In English equitation, the reins are carried in one hand
Indicate whether the statement is true or false.