A het rod is placed in different surroundings as given below. In which of the following surroundings,
heat from the hot rod will be transferred by radiation?
I: Vacuum
II: Air
III: It is dipped in a bowl of water
(A) Only 1
(B) Only II
(C) Only I and II
(D) Only II and III
(EAll I, II, III
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A het is placed in different surrounding as given below
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