A boiler is having a chimney of 35 m height. The draught produced in terms of water column is 20 mm. The temperature of flue gas inside the chimney is 365°C and that of air outside the chimney is 32°C. The mass of air used will be nearly

A boiler is having a chimney of 35 m height. The draught produced in t

1.	A boiler is having a chimney of 35 m height. The draught produced in terms of water column is 20 mm. The temperature of flue gas inside the chimney is 365°C and that of air outside the chimney is 32°C. The mass of air used will be nearly
A.	10.3 kg/kg of fuel
B.	12.5 kg/kg of fuel
C.	14.7 kg/kg of fuel
D.	16.9 kg/kg of fuel
Answer» E.