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The two femurs each of cross-sectional a...

The two femurs each of cross-sectional area `10 cm^(2)` support the upper part of a human body of mass 40 kg. the average pressure sustained by the femurs is (take `g=10 ms^(-2))`

A

`2.5 xx10^(5) N//m^(2)`

B

`4 xx10^(5) N//m^(2)`

C

`5 xx10^(5) N//m^(2)`

D

`10^(6) N//m^(2)`

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