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प्रश्न
Arrange α, β, and γ rays in ascending order with respect to their
1) Penetrating power.
2) Ionising power
3) Biological effect
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उत्तर
| Minimum | More | Maximum | |
| (i) Penetrating power | α | β | γ |
| (ii) Ionising power | γ | β | α |
| (iii) Biological effect | α | β | γ |
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संबंधित प्रश्न
Answer the following questions based on a hot cathode ray tube.
What will happen to the beam when it passes through the electric field?
What kind of change takes place in a nucleus when a β -particle is emitted?
A radioactive substance is oxidized. What changes would you expect to take place in the nature of radioactivity? Explain your answer.
What are the types of emission?
What are cathode rays? Why are they called ‘cathode rays’? Name a material which exhibits fluorescence when cathode rays fall on it.
State any two uses of cathode rays.
It is advised not to touch a radioactive substance by hand. Give reason.
Complete the following radioactive reaction:
\[\ce{^-_-X -> ^-_-Y + ^4_2He -> ^234_91Z + ^0_-1e}\]
