07.41: For the diagram shown, what is the magnitude of the torque from x-ydz;dpyq9x8l h44,i k,egm the applied lxihz-xp m edd, 4y84y kg,9;qforce as measured from the center of the disk?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted at the 40-cm mark. W u-xb sin8tb8,here should one hang a mass of 0.50 kg to balance thex 8uib,t8 -nbs stick?

  08.37: A uniform meter stick has a 45.0 g mass pla v 3zgk1c.0hyjced 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 hvj .0 3cykz1gthe mass of the meter stick?

  10.16: Amass M1=40 kg is at the very edge of a 6.0m)(zeno ,9feb, avs/ vi long plank which is pivoted about its center of )e,eb,i(avn s9 v/zf omass 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 equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long plank is pivoted about its center of g:vvdnn1s/ t ,p5 1uhepravity. A mass M1 then is placed hpvv/et,ud5:1spnn1 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 of the following choices best describes the subsequent motion of the plank?

  12.34: A mass m attached to a light string xvqm; )hmqtf, ngu; 6f5i2 02r+izhen 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 produced by the gravitational for f0h2q v xe2zn,;f+ 6)qn;g5umrithimce acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sit*8uy+oy1s ppms on a frictionless incline of variable any+*p8s mu ypo1gle 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 unifoa9yi41hx o j;sgp6ik1cj3 m)rrm beams each of mass M=12 kg. Each beam of the “V” ha;1g mycp jx1rii9h46js)3koas 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.azk lj. n9f.msv,;.sql 1yxd 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..zy9nfm;xs.lkvl .dj.1qa s , 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 equol9+r/ c lf zn;ew3b-hilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical nr+f- ewz9hl lc/ob3 ;components of force acting at the pivot on the beam?