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Two identical beakers with negligible th...

Two identical beakers with negligible thermal expansion are filled with water to the same level at `4^(@)C`. If one says `A` is heated while the other says `B` is colled, then:

A

water level in `A` must rise

B

water level in `B` must rise

C

water level in `A` must fall

D

water level in `B` must fall

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The correct Answer is:
A, B
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