1.

A homogeneous plate is shown has a mass of 100kg and is subjected to a force and a system of couple along its edge. If it is supported by a horizontal plane and a roller at R a ball and socket joint at P and a cord at Q, determine the horizontal reaction at the support R.

A. 0N
B. 30N
C. 20N
D. 10NView Answer
Answer» B. 30N


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