Identify which of the following is a device used control the amount of refrigerant entering the evaporator.
A. Remote bulb
B. Capillary tube
C. Thermostatic expansion valve
D. Throttling valve
Answer: C
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What structure on a leaf is responsible for water loss?
a. Blade c. Stomata b. Xylem d. Stipule
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Markings on the head of a bolt specify the bolt's material and grade classification.
Answer the following statement true (T) or false (F)
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One advantage of using a digital pressure gauge to test hydraulic systems is:
a. They can withstand higher pressures b. There is no high pressure oil in the hand held display c. They can read quickly fluctuating pressures d. They are cheaper than analog gauges
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The word "null" is used to indicate that a function returns no data.
Answer the following statement true (T) or false (F)
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