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प्रश्न
Why is charcoal considered better fuel than wood?
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उत्तर
Charcoal is considered a better fuel than wood because of the
following reasons:
- Calorific value of charcoal is higher than the calorific value of wood.
- It produces no smoke.
- It burns easily without any flame.
संबंधित प्रश्न
Why are fossil fuels classified as non-renewable source of energy?
An examples of a renewable source of energy is:
(a) petrol
(b) natural gas
(c) biogas
(d) kerosene
The fuel having the lowest calorific value is:
(a) coal
(b) wood
(c) charcoal
(d) kerosene
Name the component which is found in natural gas well as in biogas.
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.
Name another element which is usually found in combination with X in fossil fuels.
What is biomass? Give three examples of biomass.
What are the two ways in which cow-dung can be used as a fuel? Which of them is better and why?
Suggest a safe and efficient method for the disposal of biowastes and sewage materials. How is this method advantageous to us?
What are non-renewable resources of energy? Give two examples of such resources.
In a hydro power plant ______.
