The following problems are to be solved using the principle of virtual work.Problem(a) Det...

The following problems are to be solved using the principle of virtual work.

Problem

(a) Determine the virtual work done by the 2-kN force and the 2.4 kN-m couple when the beam is rotated through a counter-clockwise angle δθ about point A.

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(b) Use the result of (a) to determine the reaction at B.