07.41: For the diagram shown, what is the magnitude of the torque .x:s1ax+vo px-ls fc)from the applied force as m+a1so lx xp-:.xs c)vfeasured from the center of the disk?

  98.38: A uniform meter stick of mass 0.20 f153w- og dq2kcx b-as2wpsr) a)1gn hkg is pivoted at the 40-cm mark. Where should one hang a mass of rgfda)n 15 pbswow22x )- 1sh-c3aq gk0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed at the cm 20 mark as shown :og q-,knnfb/nsje gz3n93 ++ocl d.w in the figure. If a pivot is placed at the 42.5cm mark and the metescj9 d++on.,gnn3l:owk b3en gfz-q/r stick remains horizontal in static equilibrium, what is the mass of the meter stick?

  10.16: Amass M1=40 kg is at the very edge of a 6.0m long plank which is pi;v*ce/8 gai9c cyfjpr;zjb e6n . 8b5bvoted about its center of mass located directly at the center of its length. How far from the center of the plank (x) should the mass kg M2=80 kg be placed so that the plank remains in static equiljvcb ;jga8/f6 rcn8zyp5ec.9; ie*b bibrium in a horizontal position?

  16.20: A uniform 10.0 m long plank is pivoted about its cehyhmu2x30gv jo-d y1 65 .jsvunter of gravity. A mass M1 then is placed at the left edge of the plank and a second mass M2 is placed 1.0 m from the right end. This sys3jh6vx5v-o1.h u gdsuy j 2y0mtem is in static equilibrium (shown). If each mass now is moved 2.0 m closer to the center of the plank, which one of the following choices best describes the subsequent motion of the plank?

  12.34: A mass m attached to a light string of length L is located at an angle gvwsb2 2 1 t.t+8shfuoea6/it θ below the horizontal as shown in the figure to the right. The mass then is released from rest. Calculated from an axis pe2it2a8fv1et ssg+. bt/6 whu orpendicular to the plane of the page through the pivot, which one of the following choices represents the magnitude of the torque produced by the gravitational force acting on the mass at this instant?

  04.33: A uniform rectangular solid of1kt wz5 bv;g6u side length Land width w sits on a frictionless incline of variable angle θ . Assume that there is a very tiny peg preventing the box from sliding down the incline at the point labeled P. At what angle of incline will the bobgk w 6;zut51vx begin to tip over?

  11.49: An inverted “V” in static equilibrium is made from two unifqg6k- ) vayl;h72jr hgorm beams each of mass M=12 kg. Each beam of the “V” has the same length and makes an angle ggl )6q h2v-yjahrk;7 of $30^{\circ}$ with the vertical as shown in the diagram. Which one of the following choices best represents the magnitude of the static friction force acting on the left leg of the “V” from the level ground? The coefficient of static friction between each beam and the ground is $μ_s =0.76$.

  17.42: A long uniform rod, pipf5/ nzhnn q(4q3v7oe voted at one end affixed to the ground, is in static equilibrium A horizontal rope acts 75% of the way up the rod while a vertical rope acts at the 0far end. The magnitude of each rope’s force is the same as the gravitational force acting on the rod. What is the value o5nqhqpf/7oe( v z4n3n f the angle θ in the figure?

  16.43: A uniform beaf qj;g(0j j,kk(ia;x lm connected to a wall at the hinge is in static equilibrium ;lq, jaxgjkf k (j(0;ias shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?