Which of these is bio mass?
charcoal
cow dung cakes and human waste
wood
all of these
cow dung cakes, and human waste, wood and charcoal.
Which of the following fuels has the highest calorific value ?
Kerosene, Wood, Hydrogen, Cow-dung cakes, LPG
Among the following fuels, which has the least calorific value:
CNG, Petrol, Cow Dung Cake, Wood.
The correct order of fuels mentioned below in increasing order of calorific value is: CNG, Petrol, Cow Dung Cake and Wood.