Question

MCQ (100)
260. Coefficient of superficial expansion deals with
expansion in :
(A) 1 dimension
(B) 2 dimensions
(C) 3 dimensions
(D) None​

Answer 1

The coefficient of superficial expansion is defined as the increase in area per unit original area at 00c per unit rise in temperature. Note: The magnitude of the coefficient of superficial expansion is so small that it is not necessary to take the initial temperature as 0 °C