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Grade 10Modern Physics

The most penetrating radiation of the following is

(a) Gamma-rays

(b) Alpha particles

(c) Beta-rays

(d) X-rays

Profile image of Navjyot Kalra
12 Years agoGrade 10
Answers icon

1 Answer

Profile image of Amit Saxena
12 Years ago

(a)

The penetrating power of radiation is directly proportional to the energy of its photon,

wavelength is minimum for y-rays, so penetrating power is maximum of y-rays.

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