07.41: For the diagram shown, what is the magnitude of thq71 0,csic1gb /zheg ue torque from the applied force as measured from the center of thebhz ci70eg/u1 c1gsq , disk?

  98.38: A uniform meterx;yjtzr, we(1z ixa( ; stick of mass 0.20 kg is pivoted at the 40-cm mark. Where should on(xryj ,a 1;ei;xz w(zte hang a mass of 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed atp+.wiu a ki q5nfw ne49v55nc)2zoyz5 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 equilibrium,i59f neaznz2.qy) ou 5ip+k4 5nwcw5v what is the mass of the meter stick?

  10.16: Amass M1=40 kg is at the very edge of a 6.0m long pland lzhy ogl4q8 n*spkn6 gx 6z--,0k0ilk which is pivoted about its center of mass located directly at the center of its length. How far fro lnkzqy6hnls-4 l0-xp0g6 i*do, kz 8gm 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 lvoh-3a;k 95 sfps*tq8k8bev q ong 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 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 o8sbqv -q3; pt fk e95s8ok*vahf the following choices best describes the subsequent motion of the plank?

  12.34: A mass m attached to a light string of lengx0emht.g2t t1(+1 m-phgicwlth 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 gravit(2tp h1me+mtl-gx10ct.g w hiational force acting on the mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sits on a fric3 y) s/muuwr4oa+fw1 itionless 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 of incline will the box be4 iw o)1/sfwumr3a+yu gin to tip over?

  11.49: An inverted “V” inuur/a q+,6zfs 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 angle q r /+azf,uu6sof $30^{\circ}$ 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,)jz cq.o( xtl6 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. What is thztxqjl(.6co )e value of the angle θ in the figure?

  16.43: A uniform beam connected t.p* ci xs8el*ko a wall at the hinge is in static equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical componentsie* s.*pclxk8 of force acting at the pivot on the beam?