When oil or gas auxiliary heat is used with a heat pump, the heat pump coil must be located in the _________________________ of the furnace.
Fill in the blank(s) with the appropriate word(s).
outlet air stream
You might also like to view...
All of the following are methods for modulating digital signals with analog data except ________,
A) PCM B) PWM C) PWM D) QAM
Low-hydrogen electrodes that have been exposed to liquid water should be _____
a. used only for non-nuclear applications b. dried at a temperature of at least 500°F (260°C) c. dried for at least 10 days d. disposed of
This problem concerns a compound for which the following information is available:
• The triple point is located at P=0.8 atm and T=300 K. • The critical point is located at P=40 atm and T=650 K. • The acentric factor is 0.25. • At atmospheric pressure, it boils at 314 K. • At atmospheric pressure, the molar volume is 0.12 L/mol for solid and 0.132 L/mol for liquid. • At atmospheric pressure, the enthalpy of fusion/melting is 400 J/mol. Give your best estimate of each of the following: A) The enthalpy of vaporization at the triple point. B) The vapor pressure at 305 K. C) The vapor pressure at 500 K. D) Estimate the melting point at atmospheric pressure.
Petroleum was formed from ____
a. marine phytoplankton b. freshwater deposits of herbaceous plants c. minerals similar to coal d. carboniferous rock