problem01_77 - R B E E horizontal below , 13 2 . 158 2 . 37...

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1.77: exerts. biceps the force the is B N; 160 N 2 . 37 N, 2 . 158 Then N 5 . 132 , 0 N 7 . 169 43 cos N, 2 . 158 43 sin , upward. is and N 5 . 132 where , exerts. elbow the force the is 2 2 = + = - = + = + = = + = + = - = - = - = - = = = + y x y x y x y x y y y x x x E E E E E R R B B B B B R E B R E R
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Unformatted text preview: R B E E horizontal below , 13 2 . 158 2 . 37 tan = = = E E x y...
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