An axially loaded stepped circular bar is having a diameter of25mm for alength o

An axially loaded stepped circular bar is having a diameter of25mm for alength of 300mm and a diameter of 20mm for a length of 200 mm.Thebar is fixed at left end and is subjected to an axial loaded of 60Nat theright end. Determine the element stresses and reaction force atleft end. Take E = 2 105 N/mm2