Question

In a cold winter day, you touch a metal pole and a wooden pole outdoors in...

In a cold winter day, you touch a metal pole and a wooden pole outdoors in the same environment with your hand. The metal pole feels a lot colder than the wooden pole. Is the temperature of the metal pole lower than that of the wooden pole? Why does the metal pole feel colder?

Homework Answers

Answer #1

In winter when exposed to outside environment the metal and the wood have same temperature though the metal pole

feels a lot colder than the wood pole, this is because the metal pole conducts heat better than the wood and it draws heat from our hand at a higher rate. Also the thermal conductivity of metal is much more greater than wood so when we touch wood , a little heat from our finger warms the wood just at that place and isn't conducted away. But in case of metal our finger is trying to heat the whole piece, the heat conduct away rapidly and our finger then keeps trying to supply more heat until it is as cold as metal. So metal feels colder than wood.

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