Atoms and Nuclei-Radioactive Decay Law (AIIMS Physics): Questions 6 - 8 of 8

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Question number: 6

» Atoms and Nuclei » Radioactive Decay Law

MCQ▾

Question

A radioactive material has a half – life of 8 days. What fraction of the material would remain after 32 days –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 7

» Atoms and Nuclei » Radioactive Decay Law

MCQ▾

Question

A radioactive material has a half – life of 9 days. What fraction of the material would remain after 45 days –

Choices

Choice (4) Response

a.

0.03125

b.

0.625

c.

0.125

d.

0.0156

Question number: 8

» Atoms and Nuclei » Radioactive Decay Law

Appeared in Year: 2003

MCQ▾

Question

Initial decay rate of a substance is Equation . If half life of substance is Equation . then after three second the decay rate will be – [RPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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