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Physics Easy PMS Uploaded: 17 Aug 2026

Surface tension is caused by:

  • A Cohesive forces between liquid molecules
  • B Adhesive forces with air
  • C Gravitational force
  • D Atmospheric pressure
Correct Answer: Option A — Cohesive forces between liquid molecules
Explanation:
Surface tension arises from the cohesive forces between molecules at the surface of a liquid, which pull inward and cause the surface to beh...
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