Q#1 (A) A sign weighing 400N is suspended at the end of a 350Nuniform rod.(a) wh

Question

Q#1 (A) A sign weighing 400N is suspended at the end of a 350Nuniform rod.(a) what is the tension in the surport cable if itmakes an angle of 35degree with the rod?(b) what would the tensionbe if the upper end of the cable were moved so that the angle is55degrees? Q#1 (A) A sign weighing 400N is suspended at the end of a 350Nuniform rod.(a) what is the tension in the surport cable if itmakes an angle of 35degree with the rod?(b) what would the tensionbe if the upper end of the cable were moved so that the angle is55degrees?

Explanation / Answer

Balancing torques on the rod T L sin = 400 L + 350 L /2      where L is the length of therod T = 575 / sin 35 = 1000 N If = 55 then T = 575 / sin 55 = 702 N

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