Obtain the approximate force (in MN ) required to punch a 20 mm diameter hole in a plate that is 50 mm thick. If your answer is x then write 10x ?
Use shear strength as $350 MN / m^{2}$ and $π = \frac{22}{7}$ .

Question

Obtain the approximate force (in MN ) required to punch a 20 mm diameter hole in a plate that is 50 mm thick. If your answer is x then write 10x ?

Use shear strength as $350 MN / m^{2}$ and $π = \frac{22}{7}$ .

TestHub · Accepted Answer

F = [ 1000 π ( 20 ) ​ 1000 ( 50 ) ​ ] 350 × 1 0 6 = 1.1 MN

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