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Properties of Alpha, Beta and Gamma Radiations

α-particles, ...

Question

$α$ -particles, $β$ particles and $γ$ rays are all having same energy. Their penetrating power in a given medium, in increasing order, is,

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Solution

For a given energy, $γ -$ rays have the highest penetrating power and $α -$ particles has the least penetrating power.

Hence, $(B)$ is the correct answer.

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Properties of Alpha, Beta and Gamma Radiations

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