Answer the following problems in detail.
problem 1) prepare down the name sources of energy.
problem 2) prepare down the advantages of liquid fuel.
problem 3) What do you mean by catchment area?
problem 4) What do you mean by surge tank?
problem 5) What do you understand by term radioactivity?
problem 6) What do you mean by chain reaction?
problem 7) prepare down the different non-conventional energy sources.
problem 8) What do you mean by fuel cell? describe it in detail
problem 9) prepare down the different types of power plants.
problem 10) What do you mean by a photovoltaic cell?
problem 11) prepare brief notes on:
i) Tidal power
ii) Wind power