07.41: For the diagram shown, what is the :d(vr ae*gn7jh/ sdhjq ; 7qds(. hxh5magnitude of the torque from the applied fda* hxn(7;:qhdv/ s7q.g 5jhrh edsj( orce as measured from the center of the disk?

  98.38: A uniform meter stick of ihq 5 y)s6/d;qlzm si8mass 0.20 kg is pivoted at the 40-cm mark. Whereqih5q8) l;szs 6 dim/y should 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 tht jh2(9 2b20ttb vqwc/no/bspe cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm mark2 w/2conh9bpb0j / vqsbtt 2(t and the meter stick remains horizontal in static equilibrium, what is the mass of the meter stick?

  10.16: Amass M1=40 k8 .2cp-cq3crw7h u,,oqmx atng is at 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 plank remains in static equilibrium ina7 cn qotpcx.-uq3 ,, 82chrmw a horizontal position?

  16.20: A uniform 10.0 m long pla;xc6w-+kwp1g q hbmh7 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 closer to the center of the plank, which one of the following choices best describes the subseq+;w6x-p7h1bc wqk mgh uent motion of the plank?

  12.34: A mass m attache.*tqa9ifk vas7 : s-kjd to a 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, skk aqf9a t.-s7: ij*vwhich 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 rectangulq7w :(dheu-u nar solid of side length 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 ofdnu-weuh7q:( incline will the box begin to tip over?

  11.49: An inverted “V” in static equilibrium is made-nugznjn. b(k* sg)c2sx7 fox(lfn,5kx ex2/ from two uniform beams each of mass M=12 kg. Each beam of the “V” has the sa xc72zosn(nxg2b-gn *(l, 5 )eujsfx.fx /k nkme 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,:* worzp iq/t9 pivoted at 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 on the rod. Wharzpt/i*o:q9 wt 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 equief -dcz4bk36mi zw1;flibrium as shown. The cable connected to the beam is massless. What are the directions of thi6z-k14wfcz; m be3fd e horizontal and vertical components of force acting at the pivot on the beam?