The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then Options: A . &nbsp3/4th of it will disintegrate in two months B . &nbspIt will completely disintegrate in two months C . &nbspIt will completely disintegrate in four months D . &nbspL/8th of it will remain intact at the end of four months

The half life period of a radioactive substance is best determined by counting t

Question

The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then

Options:

A . 3/4th of it will disintegrate in two months

B . It will completely disintegrate in two months

C . It will completely disintegrate in four months

D . L/8th of it will remain intact at the end of four months

Answer: Option B

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