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Subjects
Science CBSE
Class 10
Sources of energy
Textbook based HOTS
27.
Multiple choice question XXVII
Exercise condition:
2
m.
1
.
For a sustained chain reaction, the reproduction factor should be:
zero
one
two
three
2
.
Moderator is used in nuclear reactor for:
slowing neutrons
accelerating neutrons
stopping neutrons
heating the neutrons
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