Answer to Question #344306 in Physics for Jul

Question #344306

How much force is needed to punch a circular hole 1.2cm in radius in a metal plate of thickness 0.3 cm? The shear modulus of the metal is 150.0 x 106 N·m

Expert's answer

"F=SA=S*\\pi *d*t\\\\\n=150*10^6*3.14*(2*0.012)*0.003\\\\\n=34000\\:\\rm N"

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