Physics · Properties of Matter
Which of the following statements is NOT correct about surface tension?
- 1Surface tension is typically measured in dynes/cm in the CGS system.
- 2The shape of a falling water drop is spherical due to surface tension.
- 3At room temperature, the surface tension of water is less than that of ethyl alcohol.✓
- 4The cohesive forces between liquid molecules are responsible for the phenomenon of surface tension.
Correct answer
At room temperature, the surface tension of water is less than that of ethyl alcohol.
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