Question

22.A beggar wrapped himself with a few layers of newspaper on a cold winter night. This helped him to keep himself warm because *



(a) friction between the layers of newspaper produces heat.

(b) air trapped between the layers of newspaper is a bad conductor of heat.

(c) newspaper is a conductor of heat.

(d) newspaper is at a higher temperature than the temperature of the surrounding.

​

Answer 1

Answer:

a is the answer of the question

Answer 2

Answer:

a is correct..

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