There are three lumps of a given radioactive substance. Their activity is in the ratio of 1:2:3 now. What will bethe ratio of their activities at any further date?

1:2:3

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2:1:3

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3:2:1

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2:3:1

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Solution

The correct option is A
1:2:3

Activity is independent of time.

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There are three lumps of a given radioactive substance. Their activity is in the ratio of 1:2:3 now. What will bethe ratio of their activities at any further date?

The correct option is A 1:2:3 Activity is independent of time.

The correct option is A
1:2:3

Activity is independent of time.