The truss is made from A992 steel bars, each of which has a circular cross section. If the applied load P = 10 kip, determine the diameter of member AB to the nearest 1 8 in. that will prevent this member from buckling. The members are pin connected at their ends.
![216_7e0cc97d-f7a6-420d-9078-a73dc2575a0f.png](https://secure.tutorsglobe.com/CMSImages/216_7e0cc97d-f7a6-420d-9078-a73dc2575a0f.png)