07.41: For the diagram shown, what is the magnitude of the torque from;1g5mbz 4 kkra the applied force as measured from tr mkb ;41z5gakhe center of the disk?

  98.38: A uniform meter stick of mass 0.20 k:e+ mo.8fei 9lkr1k qhg is pivoted at the 40-cm mark. Where should one hang a mass of 0.50 kg to balance the ikerhqm + 9klef.:8o1stick?

  08.37: A uniform meter stick has a 45.l ljhney+5*ouwe4-a b ,ow3-q0 g mass placed at the cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stj 5-awloblue4-,q 3o*yen+h wick remains horizontal in static equilibrium, what is the mass of the meter stick?

  10.16: Amass M1=40 kg inh- efbppf4a1rv )*( bs at the very edge of a 6.0m long plank which is pivoted about its c b)fn4 pf (vp*ar1heb-enter 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 in a horizontal position?

  16.20: A uniform 10.0 m long plank is pivoted abo*k/v8wgt px:k ,2yxbl ut 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 equkp lk gv28,*xytw: xb/ilibrium (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 0s2eq00ip nav hbicucx -7;u+ length L is located at an angle θ below the horizontal as shown in the figure t2-00qu vb0is+xu c ; p7aihecno 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 5 7y zaj9lyt3uLand width w sits on a frictionless incline of variable angle θ . Assume that there is a very tiny peg preventing the box fromy y 79luzj3t5a 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 is made from two uniform /3nx 9b v*;)ketbwxq3ja5bm d beams each of mass M=12 kg. Each beam of the “V” has the same length and makes an angle o9;d*btb/jwx 5)q nxmae3b 3vkf $30^{\circ}$ 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 grouv/ ( yvd iddib4e io7pan.61g7nd, is in static equilibrium A horizontal rope acts 75% of the way up the rod while a vertical rope acts at the 0fe/i. v(v7b 7yd1i o4andgidp 6ar end. The magnitude 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 +f3 jsee(*o.sjy2 ht ezoa2v1the hinge is in static equilibrium as shown. The cable connected tas*12oev(.ehfjy2o 3jtz +s eo the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?