07.41: For the diagram shown, what is the magnituge*8l.tulj )12ru d mode of the torque from the applied force as measured from there g2dmt*1jl8.lo u)u center of the disk?

  98.38: A uniform meter stick of mass 0.20 kg ldm.,i, ytq/vis pivoted at the 40-cm mark. Where should one hang a mas,iml/ , .vdqyts 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 as scyp g4qf(uukw )8g*d) hown in the figure. If a pivot is placed at the 42.5wkg4yuc* u)g)f 8d q(pcm 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 atcvyrzo; 50 zf1 the very edge of a 6.0m long plank 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 placed so that the fyovr; 1z0cz5plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long plank is piv :z1vy:;er1w .jdkccv oted about its center of gravity. A mass M1 then is placed at the left edge of the plank and a second mass M2 is plac1;w zjryd.vc1:evck: ed 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 of length L is located at an a ninq26bh-vy:ngle θ below the horizontal a :nyhi-v62bnq s 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 acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Lx08 x/f faec.hrb g4j6and 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 a6 ea4.0rjx x 8fb/chfgngle of incline will the box begin to tip over?

  11.49: An inverted “r0f04t yg 5yzxV” in static equilibrium is made from two uniform beams each of mass M=12 kg. Each beam of the “V” has the same length and makes an angftx00z ygy 54rle 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 ground, is in i 7knu8te() +-5d b;gdz vgpylstatic 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 aczli5-+nd u7vt(g e;d)pb 8ykgting 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 inldo gt,5smy+63bi -vp static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical b yi g+vs,35- lpotdm6components of force acting at the pivot on the beam?