I got this far i am not sure how to move the (0.75)4 away so i can leave D4 - D4 on that side, leaving me with just D on the other side. It seems i need to catch up on some basic algebra.
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Hello all this is my first post so i hope i can give you the relevant data in the correct format, also thank you for any assistance :)
I am to find the OD of a hollow shaft when the shafts ID is 0.75 of the OD dimension, the shaft transmits 3MW at 200Rpm. The Shear stress max is 55 MN/m2 and...