Advertisements
Advertisements
प्रश्न
Compare and contrast biomass and hydroelectricity as sources of energy.
उत्तर
| Biomass | Hydroelectricity | |
| 1 | Biomass energy is generated from organic matter including wood, agricultural waste and cow dung. | Hydroelectricity is produced from the potential energy of water stored at a height. |
| 2 | Biomass energy can only be used for heating and cooking. | Hydroelectricity can be used for running all types of electrical appliances. |
| 3 | No special device is required to produce energy from biomass. | Hydroelectricity can be produced by establishing a hydroelectricity plant. |
APPEARS IN
संबंधित प्रश्न
Compare and contrast fossil fuels and the Sun as direct sources of energy
Classify the following into renewable and non-renewable sources of energy:
Coal, Wind, Tides, Petroleum,Wood, Natural gas
What are the various steps which can be taken to control (or reduce) pollution caused by burning fossil fuels?
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.
Name the original source of wind energy.
What are the raw materials used for making biogas?
A certain form of energy is available due to the difference in the temperature of water at the surface of the ocean and its deeper levels.
(a) Name the form of energy.
(b) Is this energy ultimately derived from the sun or not?
(c) Explain how this form of energy can be converted into electricity.
(d) What is the minimum temperature difference in water at the surface of ocean and its deeper level which is required to operate power plants based on is energy?
The fossil fuel whose known reserves in the earth are expected to last for the minimum period is:
(a) coal
(b) uranium
(c) petroleum
(d) natural gas
Fill in the blank
_______is the coal with the highest percentage of coal.
State whether the following is True or False.
China, the USA, and Spain are major producers of wind energy.
