WBCS.LIVE practice question

Absolute zero is defined as the temperature

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

Answer options

  1. At which all molecular motion ceases
  2. At which water boils at 298K
  3. At which liquid helium boils
  4. At which volume becomes zero

Correct answer and explanation

Correct answer: At which all molecular motion ceases