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Standard XII
Physics
Anomalous Expansion of Water
Question

Two identical beakers with negligible thermal expansion are filled with water to the same level at 4∘C. If one say A is heated while the other one is cooled, then:
  1. water level in A must rise
  2. water level in B must rise
  3. water level in A must fall
  4. water level in Bmust fall

A
water level in A must fall
B
water level in B must rise
C
water level in Bmust fall
D
water level in A must rise
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Solution
Verified by Toppr

A & B
Due to anomalous expansion of water below 4oC there will be axpansion in beaker B. In beaker A there will be expansion due to heating.

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