Question

Control rods in a nuclear reactor are used to:

A. move fuel rods around in the chamber.
B. absorb neutrons.
C. provide cooling by decreasing the temperature of the water.
D. increase the temperature of the water.
E. provide neutrons to initiate reactions.

Answer 1

Control rods in a nuclear reactor are used to absorb neutrons. (B)

Answer 2

B.absorb neutrons to prevent chain reactions which become uncontrollable