A vacuum gauge attached to a refrigerant line reads 18.2 in. Hg. The barometric pressure reads 29.92 in. Hg. What is the absolute vacuum pressure in the line?
a. 10.72 in. Hg
b. 11.65 in. Hg
c. 11.72 in. Hg
d. 12.65 in. Hg
c. 11.72 in. Hg
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Economically, the colony of Pennsylvania
A. got off to a very slow start. B. never prospered. C. received much help from New York. D. became profitable very quickly. E. had extensive plantations.
While having a discussion, Technician A says that a coolant position sensor attached to the throttle body on the air inlet senses how many degrees the throttle plate is open. Technician B says that an air charge temperature sensor senses how many degrees the throttle plate is open. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Since most interiorscapers do not ____, greenhouse space may not be needed if product can be turned
around quickly.
a. produce their own plants c. need an office b. work outdoors d. collaborate
A given weight of water can carry more heat than the same weight of air because _____
a. water is heavier than air b. water has a greater specific heat c. air has a greater pressure drop d. water has less friction within piping