A 20.0-mm-long uniform beam weighing 560 NN rests on walls AA and BB, as shown in the figure (Figure 1). a) Find the maximum weight of a person who can walk to the extreme end DD without tipping the beam. b) Find the forces that the walls AA and BB exert on the beam when the person is standing at DD. c) Find the forces that the walls AA and BB exert on the beam when the person is standing at a point 2.8 mm to the right of BB.
A 20.0-mm-long uniform beam weighing 560 NN rests on walls AA and BB, as shown in the figure (Figure 1). a) Find the maximum weight of a person who can walk to the extreme end DD without tipping the beam. b) Find the forces that the walls AA and BB exert on the beam when the person is standing at DD. c) Find the forces that the walls AA and BB exert on the beam when the person is standing at a point 2.8 mm to the right of BB.
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A 20.0-mm-long uniform beam weighing 560 NN rests on walls AA and BB, as shown in the figure (Figure 1).
a) Find the maximum weight of a person who can walk to the extreme end DD without tipping the beam.
b) Find the forces that the walls AA and BB exert on the beam when the person is standing at DD.
c) Find the forces that the walls AA and BB exert on the beam when the person is standing at a point 2.8 mm to the right of BB.
d) Find the forces that the walls AA and BB exert on the beam when the person is standing 1.5 mm to the right of AA.
Transcribed Image Text:20.0 m
A
В
D
3.0 m
12.0 m
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