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Question 0

A substance has a half of 3mins. after 6mins. the count rate was observed to be 400. What was its count rate at zero time?

  • A.200
  • B.1200
  • C.1600
  • D.2400
  • E.
Objective

Question details

Exam body
JAMB
Subject
Physics
Year
1990
Question no.
#0
Type
Objective
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