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Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 90.7 N, Jill pulls with 89.1 N in th...Asked by pop
Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 67.3 N, Jill pulls with 98.7 N in the northeast direction, and Jane pulls to the southeast with 133 N. (Since the donkey is involved with such uncoordinated people, who can blame it for being stubborn?) Find the magnitude of the net force the people exert on the donkey.
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Answered by
jaykim
Fx=67.3+98.7cos45+133cos315=231.1N Fy=0+98.7sin45+133sin315=-24.25N R=sqrt(231.1^2+24.25^2)=232.4N
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