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The count rate for 10 {~g} of radioactive material was measure
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The count rate for of radioactive material was measured at different times and this has been shown in figure with scale given. The half-life of the material and the total count in the first half value period, respectively areRadioactivity

A
and 9000 (approximately)

B
and 14100 (approximately)

C
and 235 (approximately)

D
and 157 (approximately)

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Master Resource Book in JEE Main Physics (Arihant)

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The count rate for of radioactive material was measured at different times and this has been shown in figure with scale given. The half-life of the material and the total count in the first half value period, respectively areImage
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Text SolutionText solutionverified iconVerified

Taking average count per minute in the first half value period as , i. e. 75
Total number of counts during this period

which is closest to the given result (14100).
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Question Text
The count rate for of radioactive material was measured at different times and this has been shown in figure with scale given. The half-life of the material and the total count in the first half value period, respectively are
TopicNuclei
SubjectPhysics
ClassClass 12
Answer TypeText solution:1
Upvotes67