07.41: For the diagram ybvr 628-xd ncshown, what is the magnitude of the torque from the applied force as measured from the center of 2cr- b6xd y8nvthe disk?

  98.38: A uniform meter stict2ndghq/jf 6vm5 87 kyriq 8v3k of mass 0.20 kg is pivoted at the 40-cm mark. Where shoulv r3d q82fvnq y6j85hi7 gkt/md 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 mark asa rvj ,r361baj shown in the figure. I, rarba16jjv3f 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 very edge of a 6.0m long tvos: xxcub, *k 6,i4rplank 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 placev t6kx rbc,,:o xiu4*sd so that the plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long plank is pivoted about i c2xy 310vbe/zuo(bh bc70yfats center of gravity. A mass M1 then is placed at the left edge of the plank and a sey0b3byc (v2oz 0ae hux 17fbc/cond 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 v(q wev-n (qrd bn:*hxx9 ;tw5a 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, whicqnrtwxn vdw(;-heqv x9 :*(b5h 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 l au h7xfg2u;jnww),c3agtlr1( ve 9m-ength 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 inaj(r)gh, x1e7uu ma;t- 3 wg2vcwf9ln cline will the box begin to tip over?

  11.49: An inverted “V” in static equilibrium is made from two uniform w 8psl5(lcyf5beams each of mass M=12 5pl (f5wlysc8kg. Each beam of the “V” has 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 groundec0v e (ym ahjq4:ch*p s65;rc, 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 the same as the gravitational force acting oreq6 4c0s 5;hj: (ac cvep*yhmn the rod. What is the value of the angle θ in the figure?

  16.43: A uniform beam connected to a wall at the hingaihv +hfotn,ac6e: - kf7o;v2e is in static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical components of forvh,vhfe c iaaoo-f7+2t6; :nkce acting at the pivot on the beam?