366_Physics ProblemsTechnical Physics

366_Physics ProblemsTechnical Physics - 368 P12.46 Static...

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368 Static Equilibrium and Elasticity P12.46 τ point 0 = 0 gives TT cos . sin . sin . cos . cos . cos . 25 0 3 4 65 0 25 0 3 4 65 0 2 000 65 0 1 200 2 65 0 °° F H G I K J ° F H G I K J + ° F H G I K J a f a f bg af AA A A N N From which, T == 1465 146 k N . From F x = 0, HT = = cos . . 25 0 1 328 1 33 Ntoward r igh t kN From F y = VT =− ° = = 3 200 25 0 2 581 2 58 N u p w a r d k N sin . . H V 65.0° 1 200 N l 2 000 N 3 4 l T sin . 25 0 ° T cos . 25 0 ° FIG. P12.46 P12.47 We interpret the problem to mean that the support at point B is frictionless. Then the support exerts a force in the x direction and F FF F Fg By xB xA x Ay = =−= −+ = 0 0 3 000 10 000 0 and + = 3000 200 10000 600 100 0 gg F Bx .. . . These equations combine to give
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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