Physical States of Matter Multiple Choice Questions and Answers 1 PDF Book Download

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MCQ on Physical States of Matter Worksheets 1 PDF Book Download

MCQ: Process in which solid changes directly in to vapors without changing in liquid state is called

  1. condensation
  2. evaporation
  3. boiling
  4. sublimation

D

MCQ: Conversion of a liquid to a gas at all temperatures is called

  1. sublimation
  2. evaporation
  3. condensation
  4. boiling

B

MCQ: Temperature at which solid starts melting is called

  1. boiling point
  2. freezing point
  3. melting point
  4. none of above

C

MCQ: At constant pressure average kinetic energy of gas molecules increases 2 times if

  1. temperature is increased by 2 times
  2. temperature is halved
  3. no change in temperature
  4. none of above

A

MCQ: Average kinetic energy of gas molecules is directly proportional to

  1. T2
  2. √T
  3. T
  4. 2T

C