Static

Question 1

A plane body has its centroid C at (2, 4cm). If its area is 100 cm² and Iy=2000 cm⁴, what is (I_y)_c

Answer 1

I_y= (I_y)_c+Ad²

Question 2

If two forces hold a rigid body in equilibrium, they must

Answer 2

be collinear