A bronze spur pinion rotating at 600 r.p.m. drives a cast iron spur gear at a transmission ratio of 4 : The allowable static stresses for the bronze pinion and cast iron gear are 84 MPa...
How To Avoid Sleep While Studying? Here are the top 7 methods to avoid sleep while you are studying: 1)Be Interested in what you are Studying! Yes in order to prevent sleep you must make sure...