Nuclear Power Engineering
Heavy water used in the nuclear reactors to slow down the speed of neutrons is

None of these
Highly purified water
Water having dissolved salts of heavy metals
A compound of oxygen and deuterium

ANSWER DOWNLOAD EXAMIANS APP

Nuclear Power Engineering
Water is a better coolant than a gas (like CO₂, He, N₂ etc.), because it

Is a better neutron moderator as well
Has a better heat transfer characteristics, and it can be pressurised to attain a high temperature
All of these
Requires comparatively smaller pumps and heat exchanger for a given heat transfer rate

ANSWER DOWNLOAD EXAMIANS APP