278/CH4/EX4.6/ex_4_6.sce


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clc
//solution
//given
d=60//mm
t=5//mm
u=350//(N/mm^2)//ultimate stress
pi=3.14
A=pi*d*t//(mm^2)//area under shear
//force required to punch a hole
P=A*u
printf("the force required is,%f N",P)