A man of mass mm = 95 kg decides to paint his house. To do this, he builds a platform using a uniform beam with a mass of mb = 100 kg and a length of L = 7 meters. The beam is supported by two sawhorses, as shown in the diagram above. 1) If the man stands over the support at point B, calculate the force exerted by the beam on the support at A. F =

Question

A man of mass mm = 95 kg decides to paint his house. To do this, he builds a platform using a uniform beam with a mass of mb = 100 kg and a length of L = 7 meters. The beam is supported by two sawhorses, as shown in the diagram above.  1) If the man stands over the support at point B, calculate the force exerted by the beam on the support at A.  F =

loinducoeur · Answer

By any chance could you post the diagram? It'd be really helpful to see where the sawhorses are, and it's better than presuming that the sawhorses are exactly at the end of the beam.