Two gage marks are placed exactly 140.00 mm apart on a 22.00-mm diameter solid metal rod. When an axial tension force of 55.00 kN is applied to the rod, the distance between the gage marks is precisely measured as 140.2450 mm. Determine the modulus of elasticity of the metal in units of GPa.

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.

Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.

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