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pooja

· started a discussion

· 1 Months ago

Solution (Question:298823.0)

Plz provide soln

Question:

Half-life of two radioactive A and B samples are 5 min. and 30 min respectively. Initially decay rate of A is 64 times of B. At which instant they have equal decay rate:

Options:
A)

t = 30 min.

B)

t = 5 min.

C)

 

t = 36 min.

D)

 

t = 55 min.

Solution:

Ans: (c) t = 36 min.

vicky

· commented

· 1 Months ago

hi pooja
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