anaeli6774 anaeli6774 12-04-2024 Engineering contestada A train consists of four spur gears where N â=20,N â=40,N â=55 and N â=77. Gear 1 has a pitch radius of r ââ=0.5 in., speed n â =80 RPM and torque Tâ =550in-lb. Determine the following: The overall train value.