07.41: For the diagram shown, what is the magniz 7va4hng0.9* 4buf kovyawpkz:/;wg tude of the torque from the applied force as measured from th z*.guf:/knao ;kbwhvg0794a4vz p w ye center of the disk?

  98.38: A uniform meter stick of mass 0.2b5ms:/ k6mwx fq.ts65-s nvhx0 kg is pivoted at the 40-cm mark. Where : s6stvhw -mm/.5x5 sf6qnkxb should one hang a mass of 0.50 kg to balance the stick?

  08.37: A uniform meter stick zh0 , ).suqpjwhas a 45.0 g mass placed 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 equilibru s.pqjh0w), zium, 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 pivotgu,u1qb-4 9j qlt gpc(ed 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 rcgtj4 -,(glpquq1ub 9emains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long 8rssst7kr8ma fn ;obs-5m-s4 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 m4ankso--r;7s tms85f8ss rbfrom 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 stribkatyy4q0v 74 31zm -dw tp*fyng 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 res y 3yzmbatqkpf4-*y0tw741d vt. 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 acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sits on aijxn c87 k w/essh ix1jk-l)0( 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 1xshnc7 jlw k-x(jiiks /e8)0will the box begin to tip over?

  11.49: An inverted “V” in static equice nd nz1-my.q w t4a3,u-r3erer/ jn9librium is made from two uniform beams each of mass M=12 kg. Each beam of the “V” has the sty 1drwuzn rqnec9aj -43m/n3e,re-. ame 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 ground9*y3ao+ tix8,jhwp l8fhsxz +, is in static equilibrium A horizontal rope acts 75% of the way up the rod 9xy ha sljtpo8hizx +3+w,8*fwhile 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 wt1lmq1x2 1i ;xv fof/static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and verticalt2 w 1/vlxffm;1x iqo1 components of force acting at the pivot on the beam?