Question

Why are hot water kettles polished brightly​

Answer 1

Hot water kettles polished brightly to reduce energy loss through radiation.

This is because shiny and polished surfaces are poor emitters of radiations. Hence they reduce heat loss where as rough and dull surfaces are good emitters of radiation.

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Answer 2

Answer:

because, it reduces energy loss through radiation ..that is ,if there is a tea in a kettle which is shinny towards outside remains hot for longer time due to comparatively less heat loss

Explanation:

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