A cylindrical rod 100 mm long and having a diameter of 10. 0 mm is to be deformed using a tensile load of 27,500 n. It must not experience either plastic deformation or a diameter reduction of more than 7. 5×10-3 mm. Of the materials listed as follows, which are possible candidates? justify your choice(s).

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Given: m∠apc = 27°, m dc = 27° find: m ab

Asking questions when something is unclear is part of?