Mon November 21, 2011 By:

In winter a metallic handle appears colder than the wooden doors.Why?

Expert Reply
Mon November 21, 2011
Metal is a good conductor of heat. As soon as a person touches the handle heat flows from the hand (higher temperature) to the handle (low temperature). Therefore it appears colder. Since wood is a bad conductor of heat, does not allow heat to flow to the handle.
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