The two thigh bones (femur bones) each of cross-sectional area `10 cm^(2)` support the upper part of a human body of mass 40 kg . Estimate the average pressure sustained by the femurs. `g=10m//s^(2)`

Options

A. `2xx10^5N/M^2`
B. `3xx10^4N/m^2`
C. `2.5xx10^3N/m^2`
D. `6xx10^4N/m^2`

Answer

A