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Question:
_______
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Factor that does not determine the capacity of the capacitor are:
Thickness of the capacitor plates
The room air conditioners are designed to operate on _______, single phase ac supply:
230V
AC Motor speed depends on which of the following: (Multiple Answer Question)
Number of poles
The supply frequency
The density of the water vapour is _______
Extremely low
Heat transfer that takes place in liquids and gases in which of the following:
Convection
Pressure drops in the refrigeration system is expressed in _______ units:
Pressure
Atomization turns the oil tiny droplets to gas by the heat of furnace:
False
An electronic air cleaner removes particles as small as _______ micron
0.0001
If the proper (lower) gas velocity is not maintained in the refrigeration piping, which of the following will happen:
Oil will drain down to lowest part of the piping
According to ASME, safety valve of the boiler should be tested for every _______ days:
30
_______describes the repeated starting and stoping of the motor at frequent intervals for a short duration of time
Jogging
RTD which measure temperature have a positive temperature coefficient:
True
_______ are designed for allowing the flow of refrigerant in one direction
Check valves
The ionized plate type electronic air cleaners generates _______ on wires that come in contact with dust particles
positive ions
In the water cooled condenser, a decrease in water _______ the power consumption of the compressor
Increases
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