A fixed-restriction system operating with a refrigerant ...

[sc00by25]

A fixed-restriction system operating with a refrigerant undercharge will have:
 
  A) A low system superheat. B) A high system superheat.
  C) A high subcooling. D) Higher temperature drop across the evaporator.

Question 2

AC generators work by:
 
  A) Rubbing two statically charged materials together.
  B) A chemical reaction.
  C) Turning a coil of wire through a magnetic field.
  D) By spinning a loop of wire at high rates of speed until the electrons start to move.

[raili21]

Answer to Question 1

B

Answer to Question 2

C

[sc00by25]

Thanks for the timely response, appreciate it

[vickyvicksss]

Excellent