Why radiators in trucks and cars painted black??(short answer please )
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Car radiators are painted black because it emits the most heat through radiation (highest emissivity). This improves the heat transfer out of the radiator when air isn't moving through the radiator.
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Answer:
because as black colour is both good absorber and good radiator of heat , the hest generated by the engine is effeciently radiated due to the dull pain. because of that the truck and car painted black.
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