1.

If a spherical ball contract in volume by 1% under a normal uniform pressure of 200 atmophere, then the compressibility of the material of the ball is (1 atmosphere = 10^(5) Nm^(-2))

Answer»

`1 xx 10^(12)`
`10 xx 10^(12)`
`100 xx 10^(12)`
`2 xx 10^(11)`

SOLUTION :`B = (PV)/(DeltaV) = (100 xx 10^(11) xx 100)/(0.01) = 1 xx 10^(11) Nm^(-2) = 1 xx 10^(12) "dynes"//cm^(2)`


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