WBCS.LIVE practice question

A drop of water is broken into two drops. The sum of which property of the two drops is equal to that of the single one?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Radius
  2. Surface area
  3. Surface energy
  4. Volume

Correct answer and explanation

Correct answer: Surface energy

Explanation: āœ… Correct Answer: D) Volume šŸ“š Explanation: When a large drop of water breaks into smaller ones, the total 'Volume' remains exactly the same as long as no water is lost. However, properties like surface area change significantly. This is a fundamental rule of mass conservation in a closed system. This property is important for scientists studying how clouds form and how liquids spray.