Find the stress (psi) in a rod with a 2.79 in diameter caused by a 5,047 lb axial load.

If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.

What difference(s) did you notice using a pneumatic circuit over hydraulic circuit. explain why the pneumatic piston stumbles when it hits an obstacle.

The higher the astm grain size number, the finer the gran is. a)-true b)-false