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प्रश्न
Write a short note.
Lake Tapping
उत्तर
- Lake tapping is a process in which a tunnel is dug out near the bottom of a lake upto the water-rock contact of the lake. The final layer of the rock is then blasted with the help of dynamite which provides the inflow of water into the tunnel with more speed.
- It is done to facilitate the generation of electricity when the water level goes down in peak summer.
- Thus, it also helps the areas suffering with drought due to scarcity of water during summer.
संबंधित प्रश्न
Answer the questions with the help of picture.
A) Which type of energy is produced?
B) This power plant is based on which energy source?
C) Is this power plant eco-friendly? How?
What is meant by green energy? Which energy sources can be called as green energy sources and why? Give examples.
Incomplete combustion of fuels leads to formation of _______.
Find an odd one out.
Find an odd one out.
Find an odd one out.
Find an odd one out.
Match the following.
| Column A | Column B |
| 1) Polluting energy | a) smoke particles |
| 2) Environment friendly energy | b) thermal energy |
| c) wind energy |
Match the following.
| Column A | Column B |
| 1) Sunlight | a) Wind energy |
| 2) Natural gas | b) Environment friendly energy |
| c) Fossil fuel | |
| d) Atomic radiation |
Energy from fossil fuels and nuclear plants are not eco-friendly sources, why?
What is green energy?
Which energy source can be called a green energy source?
Explain: Fossil energy is not an example of green energy.
Which of the following units is different from the others? Why?
Solar electricity, wind electricity, atomic electricity, hydro electricity.
