Book: Lakhmir Singh & Manjit Kaur - Physics
Chapter: 3. Sources of Energy
Subject: Physics - Class 10th
Q. No. 27 of Long Answer Type Questions-Pg-149
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27
Describe the construction and working of a biogas plant with the help of a labelled diagram.
Manure and dung are also fed into the biogas plant. In the fermenter, heated to approx. 38-40 °C, the substrate is decomposed by the micro-organisms under exclusion of light and oxygen. The final product of this fermentation process is biogas with methane as the main ingredient.
