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प्रश्न
Most of the fuels contain carbon as one of the constituents. Name a fuel which has very high calorific value but not contain carbon.
उत्तर
Hydrogen gas has a high calorific value (150 kJ/g) but does not contain carbon.
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संबंधित प्रश्न
Classify the following into renewable and non-renewable sources of energy:
Coal, Wind, Tides, Petroleum,Wood, Natural gas
A non-renewable source of energy is:
(a) wood
(b) alcohol
(c) hydrogen gas
(d) natural gas
A good fuel is one which possesses:
(a) high calorific value and low ignition temperature
(b) high calorific value and high ignition temperature
(c) high calorific value and moderate ignition temperature
(d) low calorific value and moderate ignition temperature
Which of the following fuels has the highest calorific value?
(a) natural gas
(b) methane gas
(c) hydrogen gas
(d) biogas
Which fossil fuels were formed by the buried remains of small plants and animals?
Which of the following is not a fossil source of energy?
(a) kerosene oil
(b) cow-dung cakes
(c) CNG
(d) coal
Which of the following is not an example of a biomass energy source?
(a) wood
(b) biogas
(c) atomic energy
(d) cow-dung
Can you tell?
Why should we save energy?
Can you tell?
What is ‘green energy’?
Make a list of conventional and non-conventional sources of energy. Give a brief description of harnessing one nonconventional source of energy.
