07.41: For the diagram shown, wha (zcxe av+/3 mam1wvr4t is the magnitude of the torque from the applied c 4m3 /+1e a(mvzxarwvforce as measured from the center of the disk?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted at the 40-cm fxco+ )/ ;yx j:b.ilm,vft zo: mark. Where should one hang a mass ocy +,f.lixzj otxm; b:v)o :/ff 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed at the cm 20 marv -ywj3t; x cna4-h/uhk as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stick remains horizontal in static equilibrium, what is the mass of;xn 4-th3/v ha jwuy-c the meter stick?

  10.16: Amass M1=40 kg is at the very edge of a 6.0m long plank q7g. mm sg2k8cs:sd 9zwhich is pivoted about its center of mass located directly at the center of its length. How far from the center of the plank (x) shoulmz7k2 s8gsm9 qs.d c:gd 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 plank is pivoted about its center of gr9fzt+n1j qz/ oqu*df:nz18wjavity. 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 clodffqutj 9jn / *+z8oqzn1: zw1ser 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 stringzj76z 3tp3fcg 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 magnitude of the torque produced by the gravitational force acting on the mz 6p3tcz j73fgass at this instant?

  04.33: A uniform rectangulaavz x) ox(tz2*r 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 oxzxt )a2z*v( point labeled P. At what angle of incline will the box begin to tip over?

  11.49: An inverted “V” in static equilibrium is made from two uniform beams xi7xij+j:h6e each of mass M=12 kg. Each beam of the i:ijjh7+e6 x x“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, 7ku a3k8tki 3:3u3g7 twebyzc 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 mag7 3tezy w8k7tkk33u ui:cg3banitude of each rope’s force is the same as the gravitational force acting 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 6at/kwc(pq csb 9 2y1jin static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horiz(cq/1yc 9j6swbk2ta pontal and vertical components of force acting at the pivot on the beam?