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Which of the following fuels has the hig...

Which of the following fuels has the highest calorific value?
Wood, Cow-dung cakes, Petrol, Hydrogen gas.

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To determine which of the given fuels has the highest calorific value, we need to understand what calorific value means and then compare the calorific values of the fuels listed: Wood, Cow-dung cakes, Petrol, and Hydrogen gas. ### Step-by-Step Solution: 1. **Define Calorific Value**: - Calorific value is the amount of energy produced when a specified quantity of fuel is completely burned. It is usually expressed in Joules per kilogram (J/kg). 2. **Identify the Fuels**: ...
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S CHAND IIT JEE FOUNDATION-COMBUSTION AND FLAME -Self Assessment Sheet-17(Fill in the blanks)
  1. Burning of wood and coal causes of air.

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  2. An important liquid fuel, used in homes is .

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  3. The rise in temperature of the environment of the earth is called .

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  4. What type of combustion is represented by: burning of white phosphor...

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  5. What type of combustion is represented by : burning of LPG in a gas ...

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  6. What type of combustion is represented by : ignition of a cracker ?

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  7. Make a labelled diagram of a candle flame.

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  8. List conditions under which combustion can take place.

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  9. Define ignition temperature.

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  10. What are the main constituents of biogas and kitchen gas (LPG)?

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  11. What is LPG? Mention its main component. Why is a smelling agent added...

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  12. "The calorific value of LPG is 55000 kj/kg". What does it mean ?

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  13. Which of the following fuels has the lowest calorific value ? Diesel...

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  14. Which of the following fuels has the highest calorific value? Wood,...

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  15. Explain why, fire caused by electricity should not be extinguished by ...

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  16. How is the fire produced by burning oil (or petrol) extinguished?

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  17. A durm full of kerosene catches fire. What is the simplest way to put ...

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  18. Why is kerosene used in stoves and not petrol?

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  19. Describe how a matchstick is lighted.

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  20. Combustion is the process of

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