Question

A series of nuclear fissions caused by neutrons released in each fission is called

• A. Long reaction
• B. Chain reaction
• C. Fusion
• D. None of these

Answer 1

Answer: (B)

Chain reaction

$\begin{array}{c}\text{Series of nuclear fissions caused by neutrons}\\ \text{released take place in chain reaction,}\\ \therefore \text{Chain reaction is correct option.}\end{array}$