Q.

A vessel of linear coefficient of expansion ‘a’ is half filled with a liquid. On increasing the temperature, the volume of empty space remains the same at all temperature, then coefficient of real expansion of liquid is

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a

3a

b

2a

c

6a

d

4a

answer is C.

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Detailed Solution

If volume of empty space remain constant expansion of container = expansion of liquid.VγcΔT=V2γlΔT=3αC=γl23a=γl2γl=6a
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