Question

How many neutrons are produced when an atom of $U-235$ absorbs a slow moving neutron?

• A. $0$ to $1$
• B. $2$ to $3$
• C. $5$ to $8$
• D. $20$ to $25$
• E. None of these

Answer 1

Answer: (B)

$2$ to $3$

A $U-235$ atom absorbs a neutron, and fission into two new atoms (fission fragments), releasing $three$ new neutrons and a large amount of binding energy.

Hence,

Option $B$ is correct answer.