In order that the heat flows from one part of a solid to another part, – McqOptions

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1.	In order that the heat flows from one part of a solid to another part, what is required [Pb. PMT 1999; EAMCET 1998]
A.	Uniform density
B.	Density gradient
C.	Temperature gradient
D.	Uniform temperature
Answer» D. Uniform temperature

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