. The expansion in a body on heating depends on


(a)  The original dimension

(b)  Increases in temperature

(c)   The material of which the body is made

(d)   All of the above

Best Answer

(c)       The process of transfer of heat in a liquid or a gas by the movement of the liquid or gas is called convection. The current set up in the liquid or gas is called convection current. This does not happen in solids.

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