required moment that is to be applied at end a to produce unit rotation if the far end is hinged is
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required moment that is to be applied at end a to produce unit rotation if the far end is hinged is
answer :Explanation: If a unit rotation is to be caused at an end A for the far end being hinged support. Moment of \frac{2EI}{L} is to be applied at end A and B and hence stiffness for the member is said to be 2EI/L.