MOBILE AIR CONDITIONING - Quiz

1) What is the human body temperature in Degree Centigrade?

17 Degree Centigrade 27 Degree Centigrade 37 Degree Centigrade 47 Degree Centigrade

2) What is the temperature of air at the supply grille in car AC system at an ambient 35 Degree Centigrade?

10.2 Degree Centigrade 11.3 Degree Centigrade 12.4 Degree Centigrade 13.5 Degree Centigrade

3) What is low side pressure range in HFC134a car AC at an ambient range of 32 Degree Centigrade to 35 Degree Centigrade?

1 kg/cm² - 3 kg/cm² 2 kg/cm² - 4 kg/cm² 3 kg/cm² - 5 kg/cm² 4 kg/cm² - 6 kg/cm²

4) What is the boiling point of HFC-134a refrigerant at atmospheric pressure?

-26.1 Degree Centigrade -25.6 Degree Centigrade -24.5 Degree Centigrade -23.6 Degree Centigrade

5) Which lubricant oil is used with R-134a car AC system?

Mineral oil Low viscosity oil High viscosity oil Poly alkylene glycol