Q: A hot body will radiate maximum energy if its surface is
(a) White and polished
(b) blank polished
(c) white and rough
(d) black and rough
Ans: (d)
Science and Education
Q: A hot body will radiate maximum energy if its surface is
(a) White and polished
(b) blank polished
(c) white and rough
(d) black and rough
Ans: (d)