Hibbeler $17-11($numbers modified$)$

The slender rods have a weight of $3l\frac{b}{f}t.$

A$.$ Find the mass moment of inertia of the assembly about

an axis perpendicular to the page and passing through

point A$.$

B$.$ Find the distance to the center of percussion down from

point A

C$.$ Describe the center of percussion in your own words and

suggest an application where finding it would be

beneficial.

Answers: $I_{-}A=5\mathrm{.}859slugf{t}^2$ and $q_0=3\mathrm{.}071ft$

Please show all work and explain each step thoroughly. TY