07.41: For the diagram shown, what is the magnitudp +t:0 wr; k7q0lptzjxe of the torque from the applied force as meaw jk;q tppx0r0+zl7:tsured from the center of the disk?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted ,t rvu8, wyy27f9tgbpat the 40-cm mark. Where sh rw9py8bg2tfy ,v ,7utould one hang a mass of 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass plar z:(,jp*zxtg a7*lkgced 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 equilibr*,p k*t7rzagx (zlj:gium, what is the mass of the meter stick?

  10.16: Amass M1=40 kg i( gc5x lhnhwu: -*fod/s at the very edge of a 6.0m long plank which is pivoted about its center of mass located directly hdu5g:* o /h-x (fwnlcat 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 pla+c+;s 954n8lldo0d ymbbfqym nk 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 from the right end. This system is in static equilibrium (shown). If each mass now is moved 2.0 m c 8qb4dnysm+9omd5l b; ly+cf0loser 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 locat 0f-xjkco(ds- ed at an angle θ below the horizontal as shown in the figure to x dj-k0sfc- o(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 acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sits4i;g x /yh-a:1 lciifuq3)mgn 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 labele;)ihum1lf/ggyica n 4ixq- :3d P. At what angle of incline will the box begin to tip over?

  11.49: An inverted “V” in static equilibrda;5/ 5kcen ccium is made from two uniform beams each of mass M=12 kg. Each b 5n/c;ke5acdceam 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 ag q ynt/ dm*7l)g9bkgri-56fxt one end 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. The magnitude of each rope’s force is the same as the gravitational force acting or g)b 9/6*7k g-gftydnmq5x iln 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 s crneql9l ia. t1 ,i3-f/kg6mmtatic equilibrium as shown. The cablet/q 3al9m1f ri-eckn.i6gm, l connected to the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?