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A brass dise fits into a hole in an iron...

A brass dise fits into a hole in an iron plate. To remove the disc.

A

the system must be cooled

B

the system must be heated

C

the plate may be heated (or) cooled

D

the disc must be heated

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The correct Answer is:
A
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NARAYNA-THERMAL PROPERTIES OF MATTER-LEVEL - II (H.W.)
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  3. If the coefficient of real expansion gamma(R) is 1% more than coeffici...

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