07.41: For the diagram shown, what is the magnitude of theoiptf /da0j)9 torque from the applied ftp9)a0 o/dif jorce as measured from the center of the disk?

  98.38: A uniform meter stick of maj.mezg- gjwp25* m 0siss 0.20 kg is pivoted at the 40-cm mark. Where should one hang a mass of 0.50 kg to bal ig0m-5gm.p ez *s2jwjance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed at thwc* 8x;z-x8zz1uzbjui x y f7f;06cvq e cm 20 mark as shown in the f wz 8bxu vfji0x-ux*zy f1z7;z q6cc8;igure. If a pivot is placed at the 42.5cm mark 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 6.0m long plank whic5;8wp /uw gwafh 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 thw/upga fw;5 8we plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m long pla x)-r. n2a-xagywjym3 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 sy mx3jy-.)agayrw x n2-stem 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 ( /3(ia awlz6;ced mmpto 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 an3cpwm da e(zl/;a m(6i 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 Land width w si3:3haqk un z gtd1ys+.8o-y hyts 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 of incline will the box begin to tip over?-yy y: o8ag.1us 3kndq+ ht3hz

  11.49: An inverted “V” in static equilibrium is made from twxbivj; 73wt f:o uniform beams eachtj37vb:wx fi ; of mass M=12 kg. Each 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 th05;lyxcwh 4sve 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 gr 5lwxhcy; v4s0avitational 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 in static -u:pqfj5 v6e3k2+zj cg*nzcw 3vyot5equilibrium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and vertical compon5pvyfc+vjzw-n t zq36ge35kj *2co:u ents of force acting at the pivot on the beam?