MHT CET Physics question

It is hotter at the same distance over the top of a fire than it is on the side of it mainly because: [CPMT 1980]

(A)Heat is radiated upwards
(B)Air conduct heat upwards
(C)Convection takes more heat upwardsCorrect
(D)Conduction, convection and radiation all contributes significantly in transferring heat upwards

Answer: (C)

Solution

Radiation goes equally in all directions and air is a poor conductor, so the extra heat above the fire is carried by

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Question ID VK-062861