Airodyne wind, inc., has wind tunnels that can operate vertically or horizontally for evaluating the effects of air flow on a component’s pcb response and reliability. the company expects to build a new tunnel that will be outfitted with multiple sensor ports. for the estimates below, calculate the equivalent annual cost of the project. first cost $-500,000replacement cost, year 2 $-400,000aoc per year $-910,000salvage value $255,000life, years 5interest rate 14%

Ajournal bearing has a journal diameter of 3.250 in with a unilateral tolerance of 20.003 in. the bushing bore has a diameter of 3.256 in and a unilateral tolerance of 0.004 in. the bushing is 2.8 in long and supports a 700-lbf load. the journal speed is 900 rev/min. find the minimum oil film thickness and the maximum film pressure for both sae 20 and sae 20w-30 lubricants, for the tightest assembly if the operating film temperature is 160°f. a computer code is appropriate for solving this problem.