Question

black objects rediates more heat than white objects. give two daily uses of this principle.

Answer 1

Answer:

1-The back of refrigerator are coloured dull black to radiate heat more effectively in order to cool down the refrigerator pipes. 2-Electric hot plates are coloured black to radiate maximum heat

Answer 2

Answer:

two daily uses of this principle are

1.we prefer to wear black clothes in winter to receive large amount of heat

2.the utensils of electrical induction are black to receive maximum heat