07.41: For the diagra.y8c7pow*jf (q5zoot3yiznl*j. a3-t ,qqez m shown, what is the magnitude of the torque from the applied force as measured from the center of the d*zz ceqa .3 tt(oq ,ozp8l3jw5qy.f*-oy7ni jisk?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted v q+:y l3wdt.p.jjie9 at the 40-cm mark. Where should one hang a mass oftey9dj.w qjl 3 +.vp:i 0.50 kg to balance the stick?

  08.37: A uniform meter stick j;rp-25n)7bev: ol j/i xwxxc has a 45.0 g mass placed at the cm 20 mark as shown in the figurew p:bcox x/2xln)-ei rvj;5j7. If a pivot is placed at the 42.5cm mark and the meter stick remains horizontal in static equilibrium, what is the mass of the meter stick?

  10.16: Amass M1=40 kg is at the veryz0zlpp m:- rqjzsdw 75az691g edge of a 6.0m long plank which is pivoted 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 z0wqzjz ag5z9d l-71pp srm:6 placed so that the plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.t8h;j iyyfyte5z)*:6)k,vkq n3 mm bg0 m long plank is pivoted about its center 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 system is in static equilibrium (shown). If each mass now is moved 2.0 m closer to the center of the plank, which one ofy6;)yb ftznvkem3jy:i t,*q k)5mgh8 the following choices best describes the subsequent motion of the plank?

  12.34: A mass m attaz) cw24udb/ oqched to a light string of length L is located at an angle θ below the horizontal as shown in the figure to the right. The mass then is released from rest. Calculated from an axis perpendicular to the plane of the page through the pivot, which one of the following choices represents the magnitude of the torque pr zw 2q/ocu4b)doduced by the gravitational force acting on the mass at this instant?

  04.33: A uniform rectangular solid of sidmo. :ff0k vmv-e 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 box bvfmo0-f vk m:.egin to tip over?

  11.49: An inverted “V” in static equilibrium is made from two unios j)r;oa uv e9ay7o91form beams each of mass M=12 kg. Each beam of the “V” has the same lea sj)e9aooy;v ou9r 17ngth and makes an angle 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, pivoted at ow/g e*u+ ,z5sv;s qvpf1bi ;fjne 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 5;u qvzsiffw,g+/b 1 sp ;*ejvthe same as the gravitational force acting on the rod. What is the value of the angle θ in the figure?

  16.43: A uniform beam connected to a wall a/tg9zk2 jw +eit the hinge is in static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the iwz2ejt/+9gkhorizontal and vertical components of force acting at the pivot on the beam?