Which one is having highest value of solar absorptivity?
Solar absorptivity for asphalt is 0.90 while that of white marble, concrete and snow are 0.46, 0.60 and 0.28 respectively.
What is the value of solar absorptivity for aluminum foil?
Solar absorptivity doesn’t require a medium and for aluminum it reaches maximum efficiency in a vacuum.
What is the value of solar absorptivity for polished copper?
Solar absorptivity for polished copper depends on frequency and wavelength of the radiation.
Which one is having lowest value of solar absorptivity?
Solar absorptivity for polished aluminum is 0.09 while that of red brick, aluminum foil and snow are 0.63, 0.15 and 0.28 respectively.
What is the value of solar absorptivity for polished stainless steel?
There is vibration within the molecules and it can potentially initiate an electromagnetic waves.
Which one is having lowest value of solar absorptivity?
Solar absorptivity for white marble is 0.46 while that of black paint, dull stainless steel and concrete are 0.97, 0.50 and 0.60 respectively.
What is the value of solar absorptivity for white marble?
It generates and receive electromagnetic waves at the expense of its stored energy.
Which one is having highest value of solar absorptivity?
Emissivity of black paint is 0.97 while that of red brick, asphalt and white paint are 0.63, 0.90 and 0.14 respectively.
What is the value of solar absorptivity for asphalt?
Energy emitted by asphalt is not continuous but is in the form of quanta.
What is the value of solar absorptivity for snow?
Solar absorptivity for snow varies on the nature of its surface and its temperature.
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