Question

Which is a better fuel cow dung cake or Biogas Give two reasons

Answer 1

HEYA MATE,

HERE IS UR ANSWER.

Thanks for asking this question.

1.Cow dung cake has low calorific value i.e. 3.1kJ/g than the Methane gas (5.5kJ/g), a biogas constituent.

2.Bio gas is a clean fuel that burns without smoke and leaves no ash, unlike cow dung.

3.The by-product os biogas plants i.e. the spent slurry, being rich in nitrogen and phosphorus is a good manure.

I HOPE IT HELPS U.

Answer 2

Which is a better fuel cow dung cake or Biogas.

Biogas is better because:

1. It doesn't leave any ash after burning.
2. It burns with smokeless flame.
3. It has higher calorific value than dung-cake, wood & coal.
4. It is much cheaper than most of the common fuel.
5. Use of Biogas as a fuel will save forests and fossil fuels.