Dirty NATE/ICE, Top Questions & Answers. 100% Accurate.
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NATE/ICE
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NATE/ICE
Dirty NATE/ICE, Top Questions & Answers. 100% Accurate.
which of the following is the u.s. conventional standards scale? - -Fahrenheit
which of the following is the SI unit standard scale? - -Celsius
which of the following is the SI unit absolute zero scale? - -Kelvin
which temperatur...
Dirty NATE/ICE, Top Questions &
Answers. 100% Accurate.
which of the following is the u.s. conventional standards scale? - ✔✔-Fahrenheit
which of the following is the SI unit standard scale? - ✔✔-Celsius
which of the following is the SI unit absolute zero scale? - ✔✔-Kelvin
which temperature scale freezes water at 0° and boils water at 100°? - ✔✔-Centigrade
heat energy is measured in - ✔✔-BTU.
to measure the amount of heat in a substance without the change of state, which formula is correct? -
✔✔-specific heat × temperature difference × weight
Boyle's law states that - ✔✔-a volume of gas varies inversely with the absolute pressure, if the
temperature remains constant.
Charles law states that - ✔✔-at a constant pressure, the volume of a gas varies directly with an absolute
temperature.
Dalton's law states that - ✔✔-the total pressure of a confined mixture of gases is the sum of the
pressures of each of the gases in the mixture
1 horsepower is equal to - ✔✔-33,000 ft-lb of work in 1 min.
one watt is equal to - ✔✔-3.41 btu.
, which method of heat transfer is known as conduction? - ✔✔-the transfer of heat from one molecule to
another
which method of heat transfer is known as convection? - ✔✔-the transfer of heat from one place to
another by a fluid, commonly air or water
which of the following is the US conventional absolute zero scale? - ✔✔-Rankine
when a substance changes from a solid to a gas, this is known as - ✔✔-latent heat of sublimation
a direct-expansion evaporator coil - ✔✔-has the controlled medium in contact with the coil.
what is the purpose of a distributor? - ✔✔-it feeds refrigerant to the evaporator coil.
what type of evaporator coil is commonly used in residential upflow systems with limited plenum space?
- ✔✔-an "N" coil
rooftop package unit evaporator coils are commonly installed - ✔✔-on the negative-pressure side of the
blower before the heat exchanger
what component will help decrease flash gas? - ✔✔-a heat exchanger
what are three common types of metering devices that are used in residential and Light commercial air
condition? - ✔✔-capillary tube, piston type, and TXV
what are the operating pressures of a TXV? - ✔✔-spring pressure, evaporator pressure, and sensing bulb
pressure
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