Which image represents a disadvantage of living near the sea? Three men carrying nets into the sea.

An outrigger sitting on the sand.

A house that has collapsed into the sea.

Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.

For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.

Aseries piping system conveys methyl alcohol. the system consists of 70 m of 1- nominal pipe follow by 50 m of 2-nominal pipe, both schedule 40 commercial steel. the 1-nominal pipe contains 3 90° elbows (regular) anda fully open gate valve, all threaded. the pressure drop through the system is 150 kpa. determine the volume flow rate through the system that is horizontally laid.