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Q.A hollow flask retains its shape on heating because (1) it expands as if it were a solid body (2) only the outer surface expands (3) only the air inside it expand (4) only the inner surface expands.

Q.A hollow flask retains its shape on heating because


(1) it expands as if it were a solid body


(2) only the outer surface expands


(3) only the air inside it expand


(4) only the inner  surface expands.

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1 Answers

Badiuddin askIITians.ismu Expert
148 Points
12 years ago

Dear suhel

oprion 1 ic correct

it expand as if it were a solid body

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