Q. Cadmium in a nuclear reactor acts as:

 1578  219 Bihar CECEBihar CECE 2003 Report Error

Solution:

(a) Nuclear fuel- Enriched in form of
(b) Neutron absorber- Cd or B rods.
(c) A moderator- or graphite.
Neutrons are absorbed by Cd or B rods to control the reaction.