The uniform 200-lb beam is initially at rest when the forces are applied to the cables....

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The uniform 200-lb beam is initially at rest when the forces are applied to the cables. Set FA = 120 lb and FB = 170 lb.( Figure 1) Part A Determine the magnitude of the acceleration of the mass center at this instant. Express your answer to three significant figures and include the appropriate units Figure FA A 12 ft ? aG = Value Units Submit Request Answer Part B 1 of 1 Determine the angular acceleration of the beam at this instant. Express your answer to three significant figures and include the appropriate units FB Value Units 60 Submit Request Answer ? The uniform 200-lb beam is initially at rest when the forces are applied to the cables. Set FA = 120 lb and FB = 170 lb.( Figure 1) Part A Determine the magnitude of the acceleration of the mass center at this instant. Express your answer to three significant figures and include the appropriate units Figure FA A 12 ft ? aG = Value Units Submit Request Answer Part B 1 of 1 Determine the angular acceleration of the beam at this instant. Express your answer to three significant figures and include the appropriate units FB Value Units 60 Submit Request Answer ?