07.41: For the diagram shown, what is the magnitud: :gh 1ivwr e*e cu3ul;64pydwe of the torque from the applied force as measured from the centlyveri4 :w:6 cw *u31phged; uer of the disk?

  98.38: A uniform meter stick of mass 0.20 kg gd5pq1+q1uej* y4ml))a) lyqryj6w iis pivoted at the 40-cm mark. Where should one hang a mass of 0)lpym6w yiq j1 +*r daq 5qj)e)y41lug.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed a1g) hzg1 b0cqct the cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm markb z0c g1)chg1q 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 6ol6 8fmhy bna:4,blq6.0m long plank which is pivoted about its center of mass located directly at the center of its length. Hmbo686banl : hf ,4qylow 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 xpd 0 -pc25zxbm long 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 from thc0bp25 pzxdx-e 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 lmyuvf+q /6-,jldx c hqv5.c8xight 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, which one of the following choices represents the magnitc6m5f.xq dc8vyuq-/jl+h, x vude 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 z ;t :lbwib7 yw .ic)(3so/fzvw sits on a frictionless incline of variable angle θ . Assume that there is a very tiny pfs (7:./wt z ocbli)3ziv;ywb eg 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 3(mfs2fp;mypp ws3 px) /6*d gqj6 ycfis made from two uniform beams each of mass M=12 kg. Eachj;wqppm/)p yyms6 ffd c6gf( *3sxp32 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 ground, is in statx5wkak +su5d1ic 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 on the rodk1xsdu+kw5a 5. What is the value of the angle θ in the figure?

  16.43: A uniform beam connected to a wnjp f pug8*u/,7oved5(u3cl z07m tx xall at the hinge is in static equilibrium as shown. The cable connected 3p/pvuu cx7l0muf5xz,e7o( * n j8g dtto the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?