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Water is filled up to same level in two ...

Water is filled up to same level in two identical flasks at 4° If one (say A) is heated while other (B) is cooled, then (Neglect expansion or contraction of flasks)

A

Water level in both flask A and B will rise

B

Water level in both flask A and B will fall

C

Water level will rise in flask A and fall in flask B

D

Water level will fail in flask A and rise in flask B

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