Class 11

10-2.Heat Transfer question bank (Physics)

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Q1.

If it takes $7 \, h$ to form a $1 \, cm$ thick layer of ice on a pond at $0^o C$,how many hours will it take for the thickness of the ice layer to increase from $1 \, cm$ to $2 \, cm$?

(A)
$7$
(B)
$14$
(C)
$3.5$
(D)
$21$
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Q2.

What is temperature gradient? When is the temperature gradient considered positive and when is it considered negative?

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