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प्रश्न
Why are fossil fuels called non-renewable sources of energy?
उत्तर
Fossil fuels (coal, petrol, diesel etc.) are exhaustible i.e. if these are once finished can not be regenerated over a reasonable period of time. That is why fossil fuels are called non-renewable sources of energy.
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संबंधित प्रश्न
An examples of a renewable source of energy is:
(a) petrol
(b) natural gas
(c) biogas
(d) kerosene
Most of the fuels contain carbon as one of the constituents. Name a fuel which has very high calorific value but not contain carbon.
What is the composition of liquefied petroleum gas (LPG)?
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
What is the function of anaerobic micro-organisms such as anaerobic bacteria in a biogas plant?
Select the renewable and non-renewable sources of energy from the following :
- Coal
- Wood
- Water
- Diesel
- Wind
- Oil
Renewable source of energy is :
Can you tell?
Why should we maximise the use of non-conventional energy resources?
Tidal energy is ______ type of energy.
Exhaustible natural resources are
