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प्रश्न
What is hydro energy?
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उत्तर
The kinetic energy possessed by the flowing water is called the water or hydro energy.
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संबंधित प्रश्न
Name five different forms of energy.
Name the two groups in which various sources of energy are classified. State on what basis are they classified.
State four ways for the judicious use of energy.
The following are some of the energy transformations.
A. Electrical to light
B. Work to heat
C. Chemical to light
D. Electrical to sound
E. Mechanical to electrical
Identify the energy transformation that takes place in the following by inserting the corresponding letter in the shape provided.
(i) A candle flame
(ii) A torch is lighted
(iii) A microphone is used in a meeting
(iv) A cycle dynamo
(v) A piece of metal is being filed
Two bodies A and B of masses m and M (M ≫ m) have same kinetic energy. Which body will have more momentum?
What kind of energy is possessed in a situation when?
Water stored in dams.
State two advantages and disadvantages of using nuclear energy for producing electricity.
State the energy changes which take place when:
Water freezes in the freezing chamber of a fridge.
State the energy changes which take place when:
Burning of coal.
Find out the types of energy from the following puzzle.
