اواز کا ٹکرا کر واپس انا کیا کہلاتا ہے؟

A ) Refraction

B ) Reflection ✅

C ) Diffraction

D ) None of these

Related Questions
  1. What is the effect of higher frequency on sound waves?
  2. The speed of sound is minimum in----:
  3. Which of these factors does not affect sound velocity?
  4. Sound cannot travel through---:
  5. The frequency of sound in air is measured in---:
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