black object radiate more heat than white objects. give two daily uses of principle
Answers
Answered by
2
We wear white coloured or light coloured clothes in summer as they absorb less radiant heat and keep our body cooler
Electric room heater are provided with a polished metal surface behind the heating element .This surface reflects almost all the radiant heat from the heating element that falls on it and makes room heater more effective
Answered by
0
All objects with a temperature above absolute zero (0 K, -273.15 oC) emit energy in the form of electromagnetic radiation. A blackbody is a theoretical or model body which absorbs all radiation falling on it, reflecting or transmitting none.
Similar questions