1.

Arrange the following in increasing order of their penetrating power. (alpha, beta, gamma, X-rays).

Answer»

`ALPHA`-RAYS lt `BETA`-rays lt `gamma`-rays lt X -rays
`alpha`-rays lt `beta`-rayslt X -rays lt `gamma`-rays
X -rays lt `gamma`-rays lt `beta`-rays lt `alpha`-rays
`gamma`-rays lt `beta`-rays lt `alpha`-rays lt X -rays

Solution :The penetrating POWER of different rays follow the order, `alpha < beta < X-rays < gamma-`ray.


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