8. Find the minimum size of a hole that can be punched in a 20 mm thick mild steel plate having anultimate shear strength of 300 N/mm2. The maximum permissible compressive stress in the punchmaterial is 1200 N/mm2.[Ans. 20 mm]9. The crankpin of an engine sustains a maximum load of 35 kN due to steam pressure. If the allowablebearing pressure is 7 N/mm², find the dimensions of the pin. Assume the length of the pin equal to 1.2times the diameter of the pin.[Ans. 64.5 mm; 80 mm]

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Find the minimum size of a hole that can be punched in a 20 mm thick mild steel plate having an ultimate shear strength of 300 N/mm2. The maximum permissible compressive stress in the punch material is 1200 N/mm2. [Ans. 20 mm]

Find the minimum size of a hole that can be punched in a 20 mm thick mild steel plate having an ultimate shear strength of 300 N/mm2. The maximum permissible compressive stress in the punch material is 1200 N/mm2. [Ans. 20 mm]

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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