Human waste products can come in what form?
A) solid
B) liquid
C) gas
D) all of these
D
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What is a device in the steam turbine entry piping that converts pressure to velocity and directs the flow of steam to the steam turbine blades?
A) Shaft B) Casing C) Nozzle D) Governor
Answer the following statement(s) true (T) or false (F)
During the excavation of a foundation, all batter boards are removed.
A PTC circuit protector prevents excessive current flow in a circuit by __________
A) Grounding the current B) Changing to a very high resistance C) Opening a set of contacts D) Burning open
What does the absorption cycle use to create the system pressure difference needed to produce the cooling effect?
A) The absorption cycle uses pressure and heat. B) The absorption cycle uses pressure and an absorbent fluid. C) The absorption cycle uses heat. D) The absorption cycle uses heat and an absorbent fluid.