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  9. Q85

UKPSC PCS 2016 · Question 85 of 99

Which of the following waves cannot be polarised?

Science & Tech

  1. ASound WavesCorrect
  2. BRadio Waves
  3. CUltraviolet Rays
  4. DX-Rays

Answer: A. Sound Waves

Explanation

Sound waves are longitudinal and cannot be polarised.

Source: UKPSC Lower PCS Prelims 2016, Part-I General Studies, Series-A (SRA)

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