Q#1 Consider a flat steel plate with a hole through itscenter. when the plates t

Question

Q#1 Consider a flat steel plate with a hole through itscenter. when the plates temperature is increased, the holewill (a) expand only if it takes up more than half the platessurface area. (b) contract if it takes up less than half the platessurface area (c) always contract (d) always expand Q#1 Consider a flat steel plate with a hole through itscenter. when the plates temperature is increased, the holewill (a) expand only if it takes up more than half the platessurface area. (b) contract if it takes up less than half the platessurface area (c) always contract (d) always expand

Explanation / Answer

The answer is d) always expand. The metal will never expand inwards to shrink the hole.

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