n is 3 MeV and the ve mass number of

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If the energy of a fast
neutron is 3 MeV and the
effective mass number of
water is 3, how many
collisions are required to
convert it into heat neutrons
with a energy of 0.03 MeV?
O 27.72
O 47.74
Need the answer as soon
as possible
O 37.73
Transcribed Image Text:If the energy of a fast neutron is 3 MeV and the effective mass number of water is 3, how many collisions are required to convert it into heat neutrons with a energy of 0.03 MeV? O 27.72 O 47.74 Need the answer as soon as possible O 37.73
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