Recent content by TWOSWORDALI

no this is not a take home exam at all its a question for homework for the HNC. And I am completely LOST As far as the electrical goes I am doing alright but this is one question out of 10 that I am stuck on well its another one as well dealing with shear force an d the bending moment diagram...

A solid steel shaft 10 m long and 70mm diameter is subjected to a torque of 4.5 kNm. In order to save the weight the solid shaft is to be replaced be a thin walled hollow shaft of wall thickness 10mm. What diameter of hollow shaft is required to carry the same torque if the maximum allowable...