3. The shelf supports the electric motor which has a mass of 15 kg and mass centre at Gm. The platform upon which it rests has a mass of 4 kg and mass centre at Gp. Assuming that a single bolt B holds the shelf up and the bracket bears against the smooth wall at A, determine the reactions at A and B. 50 mm 40 mm B 60 mm A 200 mm 150 mm G

3. The shelf supports the electric motor which has a mass of 15 kg and mass centre at Gm. The platform upon which it rests has a mass of 4 kg and mass centre at Gp. Assuming that a single bolt B holds the shelf up and the bracket bears against the smooth wall at A, determine the reactions at A and B. 50 mm 40 mm B 60 mm A 200 mm 150 mm G

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter5: Three-dimensional Equilibrium

Section: Chapter Questions

Problem 5.42P: The 350-lb homogeneous plate has the shape of an isosceles triangle. The plate is supported by a...

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Show your full solution.
1) Determine the reaction at C. Express your answer to three significant figures and include the appropriate units. 2) Determine the tension of AB . Express your answer to three significant figures and include the appropriate units. 3) Determine the reaction at A . Express your answer to three significant figures and include the appropriate units. Enter positive value if the reaction is upward and negative value if the reaction is downward.
4 answer plsss