Physics 12 - Quiz #3 

Cantilever Beam

A uniform 12 kg beam of length 3.00 m holding a 45 kg mass is attached by a wire to a wall as shown.


a) Draw and label the free-body diagram. (3 marks)

b) Write the three equations for static equilibrium in detailed form. (3 marks)

c) What is the tension in the wire? (4 marks)

d) Find the magnitude and direction of the force that the wall exerts on the beam. (7 marks)

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