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A 6m long steel beam and 1.5cm in radius is used to support an overhead walkway. The beam is designed not to stretch more than 5×10^-5m, what is the max load it can withstand
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short column 20 cm x 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed
A. 4120 kg
B. 41, 200 kg
C. 412, 000 kg
D. none of these.
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