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A spring balance measures the weight of ...

A spring balance measures the weight of an object in air to be 0.1 N. It shows a reading of 0.08 N when the object is completely immersed in water. If the value of acceleration due to gravity is 10 `m/s^2` the volume of the object is

A) 20 `cm^3`

B) 80 `cm^3`

C) 200 `cm^3`

D) 2 `cm^3`

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