Z-59 Electrical Engineering WRITTEN EXAM TEST QUESTION AND ANSWERS A.

Z-59 (Electrical Engineering) WRITTEN EXAM TEST QUESTION AND ANSWERS A.
The cause of a starved evaporator might be
A) low refrigerant charge.
B) high refrigerant charge.
C) superheat that is too low.
D) high condenser water temperature.
Answer -A) low refrigerant charge.
When charging refrigerant on the low-pressure side of a reciprocating
machine with manifold gauges, what is the position of the manifold?
A) High-side and low-side front-seated.
B) High-side, front-seated and low-side, back-seated.
C) High-side, back-seated and low-side, front-seated.
D) High and low back-seated.
Answer -B) High-side, front-seated and low-side, back-seated.
A reciprocating compressor cylinder has a 10-inch more and a 14-inch
stroke. The volume of the refrigerant, in cubic inches, will be close to
A) 1808
B) 1406
C) 1099