Which of the following characterizes a design specification? Describe the problem or issue studied and any findings.

Describe the overall purpose of the design plan and problem.

Describe the solution for each part of the design and how it works.

Describe concrete and measurable objectives for the overall design.

The sum of the normal stresses does not change as the stress state rotates through an angle. a)-trune b)- false

What is the chief metrological difference between measuring with a microscope and with an electronic comparator? a. the microscope is limited to small workpieces. a. the microscope is limited to small workpieces. c. the comparator can only examine one point on the workpiece. d. the microscope carries its own standard.

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.