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The amount of heat contained in the water vapor of air is called as ………….

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A magnetic field seeks the path of ………….
How much of atmospheric pressure will decrease with increase in altitude of 1000 feet?
What should be air velocity in the air ducts to minimize the effect of frictional losses?
The discharge water is approximately ………………. warmer than supply water in cold-water cooling method.
Which of the following is called as humidification?
If two capacitors are connected in parallel with one having 20 mfd and second one with 10 mfd. What is its equivalent capacitance?
Which of the following is the unit of conductance?
A heat exchanger in an HVAC system or home furnace uses _____ to transfer heat.
A ton of refrigeration is equal to …………

The brake horse power of an electric motor is always higher number than air horsepower

A magnetic field seeks the path of ………….
When the temperature of the substance is reduced to -273 C or 0 K molecular movement in the substance:
Under constant temperature the absolute pressure of a gas varies …………….. as its volume
A Btu is a unit of heat energy:
The saturation temperature of any given quantity of water vapor at atmospheric pressure is called as ………..
Which of the electrical quantities are used in sizing of electrical fuses?
The heat content of a substance is called ________:
The strength of electronic magnet or coil conductor depends on the amount of ……………………
If the system head increases, the fan need …………. horse power to pump air through the system.