
Explain with diagram step-by-step energy conversion in
Hydroelectric power plant

Important Questions on Towards Green Energy
Give scientific reason: The construction of the turbine is different for different types of power plants.

Give scientific reason: It is absolutely necessary to control the fission reaction in nuclear power plants.

Give scientific reason: Hydroelectric energy, solar energy and wind energy are called renewable energies.

Give scientific reasons:
It is possible to produce energy from mW to MW using solar photovoltaic cells.

Give your opinion about whether hydroelectric plants are environment friendly or not?

Draw a neat and labelled diagram.
Energy transformation in solar thermal electric energy generation.

Draw a neat and labelled diagram.
One solar panel produces a potential difference of 18V and current of 3A. Describe how you can obtain a potential difference of 72 Volts and a current of 9 A with a solar array using solar panels. You can use a sign of a battery for a solar panel.

Write a short note on:
Electrical energy generation and the environment.
