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P. 2
Subjective Questions:
1.Out of elements A and B with mass number 2 and 235 respectively, which one is
suitable for (i) fuel of a nuclear reactor (ii) making a hydrogen bomb. Name the
nuclear reaction involved in each case. Write one difference between two types of
reactions.
2.How are wastes produced in nuclear power plants different from those produced in
a thermal power plants? What happens to the waste of a nuclear power plant?
3.(i) Define tidal energy.
(ii) Explain how tidal energy is harnessed and write one limitation of the use of tidal
energy
4.What do you mean by ocean thermal energy? How electricity can be generated
from the energy?
5.What is a dam? Why do we seek to build large dams? While building dams, which
three mainproblems should be particularly be addressed to maintain peace among
local people? Mention them.
