Question: Prob. 7 : The rectangular platform is hinged at A and B and is supported by a cable that passes over a frictionless hook at

Prob. 7: The rectangular platform is hinged at A and B and is supported by a cable that passes over a frictionless hook at E. Knowing that the tension in the cable is 1349 N , determine the moment about each of the coordinate axes of the force exerted by the cable at D.
[Ans: Mx=-1283 N.m,My=770 N.m,Mz=-1824 N.m]
Prob. 7 : The rectangular platform is hinged at A

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