MCQs on Thermal Properties of Matter
For understanding the practical applications of thermal properties do not forget to read –
A. What is absolute zero temperature
- – 270 Celsius
- – 273.15 Celcius
- – 273.15 Kelvin
- – 270 Kelvin
Answer 2
B. What is true for Objects:
- Expand on heating, contract on cooling
- Contract on hearing and expand on cooling
- Contract on heating and cooling
- Expand on heating and cooling
Answer 1
C. The change of condition from liquid to solid is known
- Melting
- Fusion
- Evaporating
- Boiling
Answer 2
D. Increase in pressure causes
- The boiling point of water to decrease
- Has no impact on the boiling point of water
- Increase in the boiling point of water
- Increase in the freezing point of water
Answer 3
E. Increase in the pressure causes
- Decrease in the freezing point of water
- Increase in the freezing point of water
- Has no impact on the freezing point
- Causes water to evaporate
Answer 1
F. The temperature at which liquid and vapor conditions coexist is
- Melting point
- Boiling point
- Liquid point
- Vapor point
Answer 2
G. The conversion of solid to vapor state is called:
- Condensation
- Evaporation
- Liquidation
- Sublimation
Answer 4
H. The latent heat for a solid-liquid condition change for an object is called _____________
- Latent heat of vaporization
- Latent heat of fusion
- Latent heat
- Latent heat of the water
Answer 2
I. The latent heat for liquid-gas condition change of an object is called______________
- Latent heat of vaporization
- Latent heat of fusion
- Latent heat
- Latent heat of water
Answer 1
J. _______________ heat transfer requires two substances to be in touch
- Convection
- Radiation
- Electromagnetic
- Conduction
Answer 4
K. _______________ heat transfer requires motion of matter
- Convection
- Radiation
- Electromagnetic
- Conduction
Answer 1
L. Which medium of heat transfer does not require any medium
- Convection
- Radiation
- Electromagnetic
- Conduction
Answer 2
M. For a blackbody, the wavelength for which energy is maximum reduces with
- Higher temperature
- Lower temperature
- Is Independent of temperature
- Remains constant of temperature
Answer 1