In the figure below, a uniform beam of weight 440 N and length 3.4m is suspended horizontally. On the left it is hinged to a wall; onthe right is it supported by a cable bolted to the wall at distanceD above the beam. The least tension that will snap thecable is 1200 N.
(a) What value of D corresponds tothat tension?
1Your answer is incorrect. m

(b) Give any value for D that won't snap the cable.
2Your answer is correct. m