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α- particles, β – particles and γ – rays are all having same energy. Their penetrating power in a given medium in increasing order will be
Options
(a) β, γ, α
(b) γ, α, β
(c) α, β, γ
(d) β, α, γ
Correct Answer:
α, β, γ
Explanation:
Increasing order of penetrating power : α < β < γ For same energy, lighter particle has higher penentrating power.
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Topics: Atoms and Nuclei
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A disc of mass 100 g is kept floating horizontally in air by firing bullets
- Electrons used in an electron microscope are accelerated by a voltage of 25 kV
- If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
- In which of the follows decays, the element does not change?
- A sphere of 4cm radius is suspended with in a hollow sphere of 6cm radius. If the inner
Topics: Atoms and Nuclei (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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