3791. 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

By Admin / September 7, 2025

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

it will completely disintegrate in two months.

it will completely disintegrate in four months.

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

✅ The correct answer is option B.

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