Problem Statement: EE Board April 1996
A cylinder of diameter 1.0 cm at 30°C is to be slid into a hole on a steel plate. The hole has a diameter of 0.99970 cm at 30°C. To what temperature the plate must be heated? Coefficient of linear expansion for steel is 1.2 x 10^-5 cm/°C.
- A. 62°C
- B. 65°C
- C. 48°C
- D. 55°C
The steel plate must be heated to 55°C.
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