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3. A 10m scaffolding supporting a 120Kg man standing in the middle. The mass of the scaffolding 20Kg Use the sum of the torque formula based on a reference point F1 02Tcw - 2Tcw). Where the torque is equal the product of the force and distance from rotation and g-9.8m/s2. a) What are the forces F1 and F2 supporting the scaffolding? b) The man moves 4 meters towards F2, will F2 change? c) Which of the following will be F2 value (1500. 2000, 2500 or 1152N)? d) Find F1 at this new position? FI T2 10m
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