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1. Homework Statement
this is a 2 marks question
a hole is drilled through a piece of steel what happens to the diameter of the hole as the steel is heated
2. Homework Equations
3. The Attempt at a Solution
i guess the diameter of the hole decreases as both the outer as well as inner circumference are free the outer circumference expands outside and inner circumference towards in resulting the hole to be small..............
this is a 2 marks question
a hole is drilled through a piece of steel what happens to the diameter of the hole as the steel is heated
2. Homework Equations
3. The Attempt at a Solution
i guess the diameter of the hole decreases as both the outer as well as inner circumference are free the outer circumference expands outside and inner circumference towards in resulting the hole to be small..............