Amaterial in the as-rolled condition has a uts of 770 mpa and a yield strength of 600 mpa. static stress concentration factor 1.2 q-1.0; factor of safety 1.75. find the cross sectional area, required if a fully reversed tensile load is applying continuously with a magnitude of+ 90 kn.

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.

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

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