engineering recuitment BPSC AE Mock Test 2025 Refrigeration and Air Conditioning Air Conditioning Psychrometric Chart and Processes
Find the mass of the water vapour per cubic metre of air at temperature 300 K and relative humidity 50%. The saturation vapour pressure at 300 K is 3.6 kPa and gas constant R = 8.3 JK-1mol-1
1
15 g
2
130 g
3
31 g
4
13 g