Multiple Choice Questions on Assertion A Gamma rays are more penetrating than X rays Reason R Gamma rays have wave lengths that a........... for General Studies (Level 1) Preparation

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Multiple Choice Questions

Assertion A Gamma rays are more penetrating than X rays Reason R Gamma rays have wave lengths that a...........

General Science (Easy) Physics
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    Assertion (A) : Gamma rays are more penetrating than X-rays

    Reason (R) : Gamma rays have wave-lengths that are smaller than those of X-rays.

    Both A and R are individually true and R is the correct explanation of A

    Correct Answer

    Both A and R are individually true but R is not a correct explanation of A

    Incorrect Answer

    A is true but R is false

    Incorrect Answer

    A is false but R is true

    Incorrect Answer
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    Explanation:

    Both A and R are individually true and R is the correct explanation of A

    -X-rays have very short wavelengths, so they can penetrate the soft tissues of the human body. Gamma rays, which have the shortest wavelengths of all electromagnetic radiation, have even greater penetrating power.

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