Solution: A circular hole in a flat copper plate has diameter 0.030 m at T = 40°C. If the copper plate is heated to 60°C, the diameter of the hole (a) increases (b) decreases (c) stays the same

Problem

A circular hole in a flat copper plate has diameter 0.030 m at T = 40°C. If the copper plate is heated to 60°C, the diameter of the hole

(a) increases

(b) decreases

(c) stays the same