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A brass plug is to be placed in a ring made of iron. At 20 ∘C,...

A brass plug is to be placed in a ring made of iron. At 20 ∘C, the diameter of the plug is 8.735 cm and that of the inside of the ring is 8.722 cm .

A) They must both be brought to what common temperature in order to fit?

B) What if the plug were iron and the ring brass?

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Answer #1

= -212.06

the final temp =20-212.06 =-192.06 C

= 212.06 C

the final temp = 20+212.06 =232.06 C

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