MA Refrigeration License Exam with Questions and Answers

MA Refrigeration License Exam with Questions and Answers Capacity control on an absorption system is typically accomplished by varying the ANSWER Rate at which heat is supplied to the concentrator After setting up a forward curved fan for the desired conditions, something happened to lower the total static pressure the fan had to operate against. Which would occur? ANSWER RPM and CFM increase The location of the thermal bulb for the TXV on the evaporator effects ANSWER The amount of liquid in the evaporator The rupture disc on a low-pressure chiller typically releases pressure at ANSWER 15 PSI When a refrigerating machinery room is used, the emergency procedures shall be posted ANSWER Outside the room, immedietly adjacent to each entry door What should not (and can not) be located between a pressure imposing device and a pressure-limiting device? ANSWER A stop valve Heat transferred by conduction from one body to another is done ia: ANSWER A solid