Q. Which, of the following radiations has the least wavelength ?

  • (A) X-rays
  • (B) A-rays
  • (C) G-rays
  • (D) B-rays
✅ Correct Answer: (C) G-rays
Explanation: X-rays – smaller than 10 nano metre. Gamma- rays – 0.0005 to 0.1 nano metre. Alpha-rays – 125 nano metre.

Published by Team MCQ Buddy ⭐ 29.34K Points at 13-Apr-2025 08:48 am in Physics

Explanation by: Team MCQ Buddy
X-rays – smaller than 10 nano metre. Gamma- rays – 0.0005 to 0.1 nano metre. Alpha-rays – 125 nano metre.

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