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प्रश्न
Coal is one of the ______ used to cook food.
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उत्तर
Coal is one of the fuels used to cook food.
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संबंधित प्रश्न
"The calorific value of cooking gas (LPG) is 50 kJ/g". What does it mean?
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
A non-renewable source of energy is:
(a) wood
(b) alcohol
(c) hydrogen gas
(d) natural gas
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
What are the two ways in which cow-dung can be used as a fuel? Which of them is better and why?
What type of nuclear reaction is responsible for the liberation of energy:
in the sun?
How long are the energy resources of the earth like coal, petroleum and natural gas expected to last?
State the main difference between the renewable and non-renewable sources of energy.
What are the environmental consequences of using fossil fuels? Suggest the steps to minimise the pollution caused by various sources of energy including non-conventional sources of energy.
Which of the following is a pair of exhaustible natural resources?
