Class 9 Online Courses

Chapter 6: Class 9 Physics Exam Tests

Class 9 Physics MCQs - Chapter 6

Thermal Properties of Matter Multiple Choice Questions PDF Download - 17

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Thermal Properties of Matter Questions & Answers PDF Download: MCQ Quiz 17

MCQ 81: Evaporation takes place at

A) freezing point
B) boiling point
C) melting point
D) all of above

MCQ 82: If we convert 60 °C into Fahrenheit scale of temperature, we get

A) 300 °F
B) 180 °F
C) 140 °F
D) 250 °F

MCQ 83: Heat energy require to change unit mass of a substance from solid to liquid state at its melting point without change in its temperature is called its

A) latent heat of vaporization
B) latent heat of energy
C) latent heat of fusion
D) latent heat of pressure

MCQ 84: The fractional increase in length per Kalvin rise in temperature is

A) linear expansion
B) coefficient of linear expansion
C) volume expansion
D) coefficient of volume expansion

MCQ 85: Due to weak forces between the molecules, the thermal expansion in liquids is

A) less than solids
B) greater than solids
C) equal to solids
D) equal to gases

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SAT Physics App (Android & iOS)