Broken rods, broken valve plates, broken valves, and broken crankshafts are symptoms of what type of ...

Broken rods, broken valve plates, broken valves, and broken crankshafts are symptoms of what type of mechanical failure?
 
  A) High-discharge temperature B) Oil dilution
  C) Flooding D) Liquid slugging

 Q. 2

If a material or substance in the state of a liquid or solid has a specific gravity less than ________ it will float.
 
  A) 1.0 B) 1.5 C) 0.5 D) 2.0

 Q. 3

Hydraulic pressures will develop and break compressor parts if:
 
  A) The compressor oil is contaminated with moisture.
  B) The system operates with too high a superheat.
  C) Vapor refrigerant enters the compressor cylinders.
  D) Liquid refrigerant enters the compressor cylinders.