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series111
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Homework Statement
please help i have just been introduced to shear stress and can do the basics i have just got a problem with this homework question and i am after some pointers as how to tackle it here's the question TWO STRIPS OF STEEL,100*2.5MM,ARE SPOT WELDED TOGETHER TO FORM A LAP JOINT, THE SPOT-WELDS BEING SINGLE SHEAR. THE SPOT WELD HAVE A DIAMETER OF 4MM AND THE SAFE SHEARING STRESS ON SPOT-WELD IS 35MN/m2. EVALUATE THE MINIMUM NUMBER OF COMPLETE SPOT-WELDS NEEDED IF THE JOINT IS SUBJECTED TO A TENSILE STRESS OF 20MN/m2 hpe you can help cheers