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A cylinder of height 1m is floating in w...

A cylinder of height 1m is floating in water at `0^@C` with 20cm height in air. Now temperature of water is raised to `4^@C`, height of cylnder in air becomes 21cm. the ratio of density of water at `4^@C` to density of water at `0^@C` is - (consider expansion of cylinder is negligible)

A

1.01

B

1.03

C

2.01

D

1.04

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