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  9. Q122

UKPSC PCS 2010 · Question 122 of 138

A drop of water is spherical in shape. This is due to :

Science

  1. ASurface tensionCorrect
  2. BLow temperature
  3. CAir resistance
  4. DVascosity of water

Answer: A. Surface tension

Explanation

Surface tension makes a water drop spherical.

Source: UKPSC Lower PCS Prelims 2010 (Combined Lower Subordinate Services Exam), held 2011

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