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Solution 14.3

From Mechanics

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(New page: The diagram shows the forces acting. Image:14.3.gif Taking moments about the left hand support: <math>\begin{align} & {{R}_{B}}\times 3=49\times 1+196\times 1\textrm{.}5 \\ & ...)
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[[Image:14.3.gif]]
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Revision as of 14:03, 2 September 2010

The diagram shows the forces acting.


Image:14.3a.gif


Taking moments about the left hand support:


RB3=491+1961.5RB=3491+1961.5=114.3 N


Taking moments about the right hand support:


RA3=492+1961.5RB=3492+1961.5=130.7 N


Or:

RA+114.3=49+196RA=49+196−114.3=1307 N

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