07.41: For the diagram shown, what is hn-h,e +jbc 4 2mk(flrthe magnitude of the torque from the applied force as measured from km42hj(eb+n- lc rf,h the center of the disk?

  98.38: A uniform meter stick of mas 6a+ktbefku4xq vsje7 06u /k+s 0.20 kg is pivoted at the 40-cm mark. Where should one hang a mass oef sqe+/ xjkv7t 4 kku66b+u0af 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed *cj o l0+eqjl)at the cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stick remains horizontal in static equilibrium, what is the masseoljc l0qj)*+ of the meter stick?

  10.16: Amass M1=40 kg is at the very edge of ar zb)nmkq x (1i2:7but 6.0m long plank which is pivoted about its center of mass located directly atiz (7rkbmbu:n x)12qt 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 equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long plank is pivcpao +,:2fdtloted 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 mova:c+dpt,fl 2 oed 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 an 8uz9g(-tiou jgle 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 produced by the gravitational force actinojuti ( ug-89zg on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sits on a ;6o3d;mchv+szop:qciy, d* 9 9kaj td48u tncfrictionless incline of qmdd zh,: 3ioo864 9+davy;; *tcs jpkucnct9variable 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?

  11.49: An inverted “V” in static equilibrium is made from two uniform beams em fs scuk;-8h8 t)nz;ty80.yvttvb- each of mass M=12 kg. Each beam of the “V” hasv. yfy )s8 ;-te k0m uthnsb8tvt8c;z- 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 t3t7tp o3 2zsdpo the ground, is in static equilibrium A horizontal73pt 32s odtzp 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 of the angle θ in the figure?

  16.43: A uniform beam connected to a wall at the hinge is in static equili ixnkwd6h3w kw7:0yh0 brium as shown. The cable connected to the beam is massless. What ar i6 w:wd 30nxkhky70hwe the directions of the horizontal and vertical components of force acting at the pivot on the beam?