Sign hangs outside a class room at the end of a cod, which is 11.8 m long. a and has attached to the wall mass 1.4 Kg. The Rod is by a hings that allows it to pivot and is Supported by a Rope attached a distance 8.1m from the hinge. The Rope has a tension of 1235 N and makes an angle 28.5 degrees with the rod. If the rod is horizontal, what is the weight of the sign?

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To find the weight of the sign we can use the principle of torque equilibrium The sum of the torques ... View the full answer