Advertisements
Advertisements
Question
Give one example when:
Potential energy changes to electric energy.
Advertisements
Solution
The potential energy of stored water in dams, changes to electric energy in generators.
RELATED QUESTIONS
What name is given to the heat energy obtained from hot rocks inside the earth?
Write true or false of the following statement.
The energy of flowing water can be converted into electric energy (electricity).
Give one relevant example for the following transformation of energy :
Electrical energy to light energy.
What is meant by the renewable and non-renewable sources of energy? Distinguish between them giving two examples of weach.
State two advantages of using nuclear energy for producing electricity.
Give one example when:
Chemical energy changes to light energy.
Show that in case of a body falling freely under gravity, total mechanical energy remains conserved (neglect air resistance).
You might have seen some beautiful fireworks during Diwali. It is an example of the transformation of ______ energy into ______ energy.
Match the pairs.
| Group 'A' | Group 'B' | ||
| (1) | Rolling object | (a) | Heat energy |
| (2) | Food | (b) | Atomic energy |
| (3) | Stretched bow | (c) | Kinetic energy |
| (4) | Sunlight | (d) | Potential energy |
| (5) | Uranium |
(e)
|
Chemical energy
|
What ts the original source of energy for the electricity produced at a thermal power station?
