Q2: As in the figure below, a hole is to be punched out of a plate having a shearing strength of 20MPa. The compressive
Posted: Thu Jul 14, 2022 2:56 pm
Q2: As in the figure below, a hole is to be punched out of a plate having a shearing strength of 20MPa. The compressive stress in the punch is limited to 300MPa. (a) Compute the maximum thickness of plate in which a hole 70 mm in diameter can be punched. (b) If the plate is 15 mm thick, determine the diameter of the smallest hole that can be punched.