Question

sometimes crackling sound is heard during winter while taking of sweater.explain​

Answer 1

Answer:

So when we are wearing the sweater the wool is in contact with our body, there is friction as there is rubbing between the body and the wool. due to this we hear the crackling sound while taking off the sweater during winters.

Answer 2

Answer:

In winters when we run our Hands with some material, we get charged. So when we take off our sweaters a spark comes due to our charged contact with wool.

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