07.41: For the diagram shown, whl vo4,czqax(/5g m en3at is the magnitude of the torque from the applied force as measured frcqoml5/z3,a(vg n4x eom the center of the disk?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted at the 40-cm mark. W41zyrsrk5 )r ahere shouldr)z 451kys arr one hang a mass of 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed at the cm 20 maqia xwgn 5i(8 +r-sle22gau -krk as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stick remains horizontal in static qa2 kr -wxs a gii+lu-(ng825eequilibrium, 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 whic 6tc0p9,wzwvrh 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 placed so that the pla0wv,rpt9c z6wnk remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long pim1 mei(h /,d twju n,qm x; 2fcgea:yy18e4c8lank 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 is4ycg ,hfmne1i aj8/i1tm:uc ( xeweq,8dym; 2 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 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 locaterp+g qe apyt b ow0tv-:73)z8kd at an angle θ below the horizontal as shown in the figure to the right. The mass then is released from rest. Cwegk-o) q7 p y0v+rz3at: tpb8alculated 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 produced by the gravitational force acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land wi wrdwic6z g8c8 ,am;6xggyb4)*qzs :i dth 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 begin to tip over?bd8ysq6crg;xwaggii )6z8z :w*,m4 c

  11.49: An inverted “V” in static equilib :9cigeaer+ v(h(9pb tdh0bg 8rium is made from two uniform beams each of mass M=12 kg. Each beam of the “V” hasp +h9r ag0e:v8d(i9btg bhc(e the same length 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 one end affixed to the ground, is(49kt5gstkd v in static equilibrium A horizontal rope acts 75% of the 4vkd9skt(gt 5 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 of the angle θ in the figure?

  16.43: A uniform beam connected to a wall at the hinge is in statdv* 45lhi6ywjic equilibrium as shown. The cable connected to*jwid v456 lhy the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?