Lakhmir Singh & Manjit Kaur - Physics

Book: Lakhmir Singh & Manjit Kaur - Physics

Chapter: 3. Sources of Energy

Subject: Physics - Class 10th

Q. No. 33 of Questions Based on High Order Thinking Skills (HOTS)-Pg-123

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33

Arrange the following fuels in the order of decreasing calorific values (keeping the fuels with highest calorific value first):

Biogas, Kerosene, Wood, Petrol, Hydrogen gas, Methane

Hydrogen gas>Methane> Petrol > Kerosene > Biogas > Wood

Hydrogen has the highest calorific value where as wood has the lowest calorific value.


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