If one or more of the neutrons emitted during fission cab be used to build up further fission then the reaction is self-sustained and is known as __________________?

Related Mcqs:

Electrons_________________?

A. Can exist inside the nucleus B. Cannot exist inside the nucleus C. Can exist both inside and outside the nucleus D. Do not know...

The fission chain reaction in a nuclear reactor can be controlled by introducing _______________?

A. Iron rods B. Graphite rods C. Cadmium rods D. Platinum rods...

The unit of radioactivity curie is equal to_________________?

A. 3.74 x 109 disintegration per sec B. 3.70 x 1010 disintegration per sec C. 3.55 x 1010 disintegration per sec D. 3.60 x 1010 disintegration per sec...

The charge on alpha particles is________________?

A. Plus one B. Plus two C. Minus two D. Minus one...

Which of the following will be a better shield against gamma rays ?

A. Ordinary water B. Heavy water C. Lead D. Aluminum...