A cook holds a 2.59-kg carton of milk at arm's length (see the figure below). Wh

Physics
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A cook holds a 2.59-kg carton of milk at arm's length (see the figure below). What force B must be exerted by the biceps muscle? (Ignore the weight of the forearm. State the magnitude of the force B.)

 N
Jun 11th, 2015

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where is figure ??? Please give me figure I will do it soon

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Jun 11th, 2015

2.59 x 9.81 x (25+8)=FB x Cos( 75°) x 8 

solving we get Fb = 838.46/2.07    = 404.95 N 

Jun 11th, 2015

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