Water Energy
Water Energy: Overview
This topic explains concepts such as, Hydro Power Plants, Hydro Power Plants in India, etc.
Important Questions on Water Energy
Given below is a schematic of a hydroelectric power plant.
Write the energy conversion that takes place:
(a) Point A to B
(b) Point C to D

Water stored in reservoirs created by building dams across rivers is used to generate hydroelectricity which is a renewable energy source. Which of the following help to generate hydroelectricity?
P) gravity
Q) solar energy


Can electricity be produced from the energy of the Sun and also from water. Explain.

Explain how electricity is being produced from solar energy and hydropower plants. Also explain its advantages and disadvantages.

The amount of electrical energy that can be generated by a hydroelectric power plant depends upon _____

Which of the following is not a requirement for site selection of hydroelectric power plant?

Which state of India has the maximum hydroelectric potential?

Which is the first and which is biggest hydro powerplant in India?

How many hydropower plants are there in India?

Hydroelectric energy is using the power of moving air to produce electricity.

Main source of hydropower plant is _____.(running water/ still water/ stagnant water)

Water in a reservoir made by dam has kinetic energy.

The power plant in which natural source of energy is directly used to rotate turbines is

Choose the correct answer and fill in the blank:
The energy from flowing water is used to generate electricity at _____ (hydropower/solarpower) stations.

How is electrical energy is produced in hydroelectric power plant?

Where is the heritage power project Sonapani mini-hydel power project located?

In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because:

In a hydropower plant, the kinetic energy of water is converted into ______ energy.

Dams are constructed near the river to obstruct the flow of water and increase its height. This increases its -
