Answers

2015-12-31T19:45:50+05:30
Some examples of working models are :-
1. Hydraulic city.
2. Hydroelectric power plant.
3. Thermal power plant.
4. Mechanisms of geothermal p. plant.

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2016-01-02T13:10:47+05:30
The thermal power plant caqn be the bestone.

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