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प्रश्न
Maximum heat is absorbed by a ______ coloured object.
विकल्प
radiation
white
conduction
blue
convection
bad conductor
good conductor
black
reflection
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उत्तर
Maximum heat is absorbed by a black coloured object.
Explanation:
This is because black absorbs all wavelengths of light, converting them into heat energy. Lighter colours, on the other hand, reflect most of the light and absorb less heat.
संबंधित प्रश्न
Give two examples each of conductors and insulators of heat.
Write true or false for a given statement.
Medium is necessary for the transfer of heat by radiation.
Write true or false for a given statement.
Black surfaces are the poor absorbers of heat radiations.
Fill in the blank
Heat transfer in solids is by ______
Fill in the blank
Heat transfer in liquids and gases is by ________.
Select the correct alternative
The vacuum kept in between the walls of a thermos flask reduces the heat transfer by
What are the modes of heat transfer?
Why is the outer coat of the penguins of Antarctica black?
Heat is the transfer of energy between two objects at different temperatures.
When a liquid boils, energy is absorbed.
