The discus valve design is more efficient than a flapper valve design because ____.
A. it allows a compressor design with less clearance volume
B. it operates with less spring tension
C. the amount of expanded vapor in the cylinder is greater
D. it will not allow liquid refrigerant in the cylinder
Answer: A
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The main difference between the two internationally recognized projection systems is: the position in which the views appear on the drawing:
A. Whether they use the inch system or the metric system for dimensions B. The position in which the views appear on the drawing C. One is orthographic, the other is isometric
The method of questioning that is intended to get a short or yes/no answer is known as______
A) Open question B) Questioning techniques C) Closed question D) None of the above
Heat is provided by:
A) The compressor and the condenser fan. B) The indoor fan. C) The compressor. D) The electric heat strip.
Feed rate on a milling machine is expressed in:
A) Inches per minute B) Feet per second C) Feet per minute D) Inches per second