When two pieces of fissionable material are assembled, the average distance that a neutron travels before escaping will
A)decrease.
B)increase.
C)be the same.

Question

Quizplus · Accepted Answer

When two pieces of fissionable material are assembled, the overall size and mass of the material increase, which means that neutrons have a larger volume to travel through before potentially escaping. This increases the average distance a neutron travels before escaping.

When Two Pieces of Fissionable Material Are Assembled, the Average