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6 Radioactivity

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Question 146
F

A factory uses a beta source to monitor the thickness of paper. The source and detector remain in fixed positions. The paper becomes thicker. What happens to the radiation?

[1]
A

More is absorbed and the count rate decreases.

B

More is absorbed and the count rate increases.

C

Less is absorbed and the count rate decreases.

D

Less is absorbed and the count rate increases.

Markscheme

6 Radioactivity Questions

  1. GCSE
  2. /Physics
  3. /6 Radioactivity

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