question archive A close-coiled helical spring is made of a wire of a diameter of 20 mm
Subject:Mechanical EngineeringPrice: Bought3
A close-coiled helical spring is made of a wire of a diameter of 20 mm. The mean radius of the coils is 100 mm. Find the number of turns required and the maximum axial load permissible if the shear stress is not to exceed 100 MPa and the maximum elongation is limited to 40 mm. G = 83 GPa.