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Q. |
A machine punching 38 mm holes in 32 mm thick plate requires 7 N-m of energy per sq. mm of sheared area, find the maximum shear force required. |
A. | 26.7 kn |
B. | 53.4 kn |
C. | 13.35 kn |
D. | 106.8 kn |
Answer» A. 26.7 kn |
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