The different types of terminal units used for hot water heating ...

[amal]

The different types of terminal units used for hot water heating systems include:
 
  A) Baseboard heaters, convectors, fan coil units, and radiators.
  B) One-pipe and two-pipe terminal units.
  C) Heating only, cooling only, and combination heating-cooling units.
  D) Series loop, parallel loop, and reverse return loop.

Question 2

Water and refrigerant flow through the coaxial coil:
 
  A) Together and are separated at the end by a separator tube.
  B) In the same direction.
  C) In opposite directions.
  D) At different times depending on the cycle.

[Ahnyah]

Answer to Question 1

A

Answer to Question 2

C

[amal]

Gracias!

[Viet Thy]

Excellent