Which of the following statements is true regarding a heating coil fitted with face and bypass dampers?
a) temperature control is achieved by the use of the steam or hot water valve
b) the face and bypass dampers are two position dampers
c) the steam supply to the coil is controlled by the outside air thermostat
d) the coil temperature is held constant
e) when the bypass damper is open, steam supply is shut off
Answer: D