What is a dual fuel heat pump?
A) A heat pump that uses electricity to operate the outdoor unit and gas to operate the indoor unit
B) An air source heat pump with a fossil fuel furnace for auxiliary heat
C) A heat pump whose compressor is operated using a gas engine
D) A heat pump that can be operated on either AC or DC electricity
B
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Temperature, quantity, and cleanliness are three important factors that should be addressed when referring to water quality.
Answer the following statement true (T) or false (F)
The solar load on a structure is the heat gain resulting from the ____.
A. heat from the surrounding air conducted through the materials of the structure B. air infiltration C. heat from the radiation from the sun D. dry-bulb inside the structure
Operations decisions include which of the following?
a. quality control b. inventory control c. scheduling control d. All of these are areas in which operations decision must be made. e. None of these are areas in which operations decision must be made.
Transpiration serves what 2 critical functions in the plant?
A) oxygen uptake, CO2 elimination B) cooling, mineral uptake C) sugar transport, root growth D) insect resistance, cold tolerance