Chapter: Concern About Our Environment
Question
Arrange the following in increasing order of calorific value : coal, wood, petrol, biogas, dung cake, methane.
Solution
The arrangement shall be:
Dung cake (6-8 KJ/g) < wood (17 KJ/g) < coal (2530 KJ/g) < biogas (35-40 KJ/g) < Petrol (50 KJ/g) < Methane (55 KJ/g).
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Chapter: Concern About Our Environment
Chapter: Concern About Our Environment
