How many degrees of CRANKSHAFT rotation are required for a piston to travel from TDC to BDC and return to TDC?
A) 90
B) 720
C) 360
D) 180
Ans: C) 360
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When a scroll compressor exhibits symptoms of valve damage, _____.
a. the valves can be replaced b. the orbiting scroll plate may be cracked c. it should always be replaced with a reciprocating compressor d. a burnout has likely occurred
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How long would a line actually be drawn if an architectural scale of ¼ in. equals 1 in. is used to scale a 4 in. long line? ?
A. ?4 in. B. ?½ in. C. ?1 in. D. ?8 in.
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Why has the demand for horticulturists increased?
What will be an ideal response?
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Why are standing pilot natural draft furnaces no longer manufactured?
What will be an ideal response?
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