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OpenStudy (anonymous):
Find the sum of components of the forces acting as shown in figure in the direction of the dotted lines and hence find their resultants
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OpenStudy (anonymous):
OpenStudy (anonymous):
use trigonometry, i have done one of the forces |dw:1334054056099:dw| say we want the vertical component, y sin60 = y/20 y = 20sin60 likewise cos60 = x/20 x= 20cos60
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