GATE 2020: Strength of Material Quiz 1
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In the arrangement as shown in the figure, the stepped steel bar ABC is loaded by load P. The material has young’s modulus E= 200 GPa and the two portions AB and BC have area cross section 1cm2 and 2cm2 respectively. The magnitude of load P required to fill up the gap of 0.75 mm is
Is subjected to loads at points P, Q, R and S as shown in the figure below:
If Esteel = 200 GPa, the total change in length of the rod due to loading is
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