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AE-JE (ME) || Refrigeration and Air-Conditioning Quiz - 3
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Question 1
Which of the following is true about saturated air?
Question 2
During evaporative cooling process, the wet bulb temperature
Question 3
On psychrometric chart, constant dry bulb temperature lines are
Question 4
When the moist air in a closed vessel is cooled then the specific humidity
Question 5
At 100 % relative humidity, the wet bulb temperature is
Question 6
If air at 20 °C is heated to 25 °C using heater with a surface temperature of 30 °C then, the bypass factor is _______.
Question 7
The psychometric process generally followed in summer air conditioning is called:
Question 8
What is the usual quantity of free air taken per person in air conditioning system?
Question 9
For air with a relative humidity of 80% ____________.
Question 10
In air-conditioning systems, air may be cooled and dehumidified by
1) Spraying chilled water to air in the form of fine mist.
2) Circulating chilled water or brine in a tube placed across the air flow.
3) Placing the evaporator coil across the air flow.
Which of the above statements are corrects?
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Jan 7AE & JE Exams