A loaf of bread of width 10 cm is to be cut with a knife. Compare the pressures exerted on the bread when, a) It is cut with the blunt edge of the knife. b) It is cut with the sharp edge of the knife. The force applied is 10 N and the blunt edge has a thickness of 2 mm and the sharp edge 0.1 mm.​

yujejal    1   15.01.2021 13:24    2