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प्रश्न
Arrange the α, β, and γ raditions in ascending order of their ionising powers.
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उत्तर
Ionising power of α particles is the most and of γ-radiations the least i.e. Ionising power.
α > β > (a) γ < β < γ
α-10000 times γ and 100 times β
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संबंधित प्रश्न
A radioactive source emits three types of radiations.
Name the three radiations.
A radioactive source emits three types of radiations.
Name the radiations which are deflected by the electric field.
The diagram in figure shows a radioactive source S placed in a thick lead walled container. The radiations given out are allowed to pass through a magnetic field. The magnetic field (shown as ×) acts perpendicular to the plane of paper inwards. Arrows shows the paths of the radiation A, B and C.
- Name the radiations labelled A, B and C.
- Explain clearly how you used the diagram to arrive at the answer in part (a).
State the speed of each of α, β and γ radiations.
What is the composition of α, β and γ radiations?
Arrange the α, β, and γ radiation in ascending order of their biological damage. Give reason.
Compare the penetrating powers of α, β and γ-radiations.
The figure shows a radioactive source S placed in a thick-walled lead container. The radiations given off pass through a magnetic field acting in direction perpendicular to the plane of paper inwards as shown by X. Copy the diagram and show the path of radiations. Explain why the source is kept in a thick-walled lead container.
Which of the following radiations suffer maximum deflection in a magnetic field?
Arrange the α, β and γ radiations in ascending order of their penetrating power.
