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Half-life period of a radioactive substa...

Half-life period of a radioactive substance is `6 h`. After `24 h` activity is `0.01 muC`, what was the initial activity ?

A

`0.04 muC`

B

`0.08 muC`

C

`0.24 muC`

D

`0.16 muC`

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The correct Answer is:
D
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NUCLEAR PHYSICS-Exercise
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  5. m(P) and m(n) are masses of proton and neutron respectively. An elemen...

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  6. Which of the following is positively charged?

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  7. A nuclear decay is expressed as ""(6)C^(11) rarr ""(5)B^(11)+beta^(+...

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  8. The half-life of radioactive material is 3 h. If the initial amount is...

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  9. The relationship between distintegration constant (lambda) and half-li...

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  10. Nuclear fission can be explained by

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  11. After 1 alpha and 2 beta emissions.

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  12. Alpha particles are

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  13. Complete the equation for the following fission process ""92 U^235 ""0...

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  16. Half-life of a radioactive substance A and B are, respectively, 20 min...

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  17. In a fission reaction ""92^236 U rarr ^117 X + ^117Y + n + n, the bind...

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  19. The satble nucleus that has a radius half that of Fe^(56) is

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