Question

Several nails were attached to a metallic rod, through its length by using drops of wax as adhesive. This rod was placed horizontally with one end subjected to the flame of a burner, as depicted, in given figure: Nails closer to point Y begin to fall. If the burner is removed after a short while, nails closer to point X, remained affixed. Which end of the rod is hotter, and why?

1 point



(a) X is hotter as the wax and nails both remained stuck to the rod

(b) X is hotter because heat moved from Y and was transferred to X

(c) Y is hotter as the wax melted quicker due to the heat of the rod

(d) Y is hotter as the gravity acted faster near Y, dropping the nails

Clear selection


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Answer 1

Answer:

c is the correct answer

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