List of top Physics Questions on Nuclear Energy asked in KCET

In a nuclear reactor heavy nuclei is not used as moderators because

A cyclotron is used to accelerate protons (\({}^1_1\text{H}\)​), Deuterons (\({}^2_1\text{H}\)​) and α-particles (\({}^4_2\text{He}\)). While exiting under similar conditions, the minimum K.E. is gained by