A steel rod has a radius 9.5 mm and length 81cm force 6.2 * 10 to the power 4 N streches it along its length what is the stress in the rod
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Stress = force /area of cross section
6.2*10/pi*9.5*9.5
= 0.218N/m ^2
Hope it helps you
6.2*10/pi*9.5*9.5
= 0.218N/m ^2
Hope it helps you
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