Question

A beggar wrapped himself with a few layers of newspaper on a cold winter night. This helped him to keep himself warm because [NCERT Exemplar]
(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 surroundings

Answer 1

Answer:

(d) newspaper is at a higher temperature than the surroundig

Explanation:

this phenomenon keeps the beggar warm