In this problem there is a truck driving over a scale. when the truck is empty there is 12kn on the rear axle and 18kn on the front axle. these axles are 5m apart. determine the weight and the location of the heaviest load the the truck can carry if the load on each axle is not to exceed 40kn.

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.

Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.

What are the major differences between injection molding and extrusion?