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प्रश्न
"The calorific value of cooking gas (LPG) is 50 kJ/g". What does it mean?
उत्तर
When you say that the caloric value of cooking gas (liquefied petroleum gas, or LPG) is 50 kJ/g, it means that when 1 gram of LPG is burnt completely, it produces 50 kilojoules of energy in the form of heat.
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संबंधित प्रश्न
What are the disadvantages of fossil fuels?
Name two sources of energy that you think are renewable. Give reason for your choice.
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
An examples of a renewable source of energy is:
(a) petrol
(b) natural gas
(c) biogas
(d) kerosene
A non-renewable source of energy is:
(a) wood
(b) alcohol
(c) hydrogen gas
(d) natural gas
What is the main constituent of:
(1) petroleum gas?
(2) natural gas?
Fill in the following blank with suitable word:
Biomass is another form in which ........... energy manifests itself.
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
Who is the odd one out?
Why petrol is exhaustible natural resource whereas sunlight is not? Explain.
