Question

why are car radiators painted black ?

Answer 1

As black color is both good absorber and good radiator of heat, the heat generated by the engine is efficiently radiated due to the dull black pain. So Car radiators are painted dull black because
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Answer 2

Answer:

Car radiators are painted a dull black hue because black is a good heat absorber and radiator. Because of the dull black discomfort, the heat created by the engine is efficiently radiated.

Explanation:

• The aim of a car radiator is to absorb heat from the engine and then expel it away from the vehicle.
• They are painted black because black is the most effective colour for absorbing and emitting heat.
• Black is the logical choice for painting car/motorcycle radiators because it absorbs as well as radiates heat better than any other colour.