07.41: For the diagram shown, what is the magnitude of the torque from tt/ ;rh6a,brr e0nt/qw he applied force as measr ;q/ar 0e h6n,btwrt/ured from the center of the disk?

  98.38: A uniform meter stick of vb6 jf)mj1k(fjbsgpz:2ik i58ug+5imass 0.20 kg is pivoted at the 40-cm mark. Where should one hang a mass oif z(j26jkpggbiu55m 8b)vki1 s :j f+f 0.50 kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed atvwt ) ;va1meabe4qq*uq.* ao/f vp3b fcu,/5y the cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stick remai.uq)tbyv5aav/;4af ue1/mqvpwcq*3 e bf * ,ons horizontal in static equilibrium, what is the mass of the meter stick?

  10.16: Amass M1=40 kg is at the very edge 0 3yvp/lq4 s)d9x oyxiof 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 4d3qi)x/y0y9x v olspso that the plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m lonn 4dfr829dh wug 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 sysrf 8nd 4uw92hdtem 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 to a light string of length L is located at an angle ou5g ,knu t,/+ sjgoa: θ guujoont :,g , k/+a5s 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 mass at this instant?

  04.33: A uniform rectangular solid of side length Land width w sits jmfl: f,*m rr974sttjngect0e6 tqu0.rl 12don a frictionless ij0 gt2ucenlj t 0t6ft:f1*4m97s r,.r q rdlemncline 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?

  11.49: An inverted “V” * gzs pzqmby.e1gd;r+3..syc in static equilibrium is made from two uniform beams each of mass M=12 kg. Each beam of the “V”.zbgz.3 cpr;sds mgy+e .yq*1 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 toqboc4ry +z7 /o the ground, is in static equilibrium A horizontal rope acts 75% of the way up thb+cq/r4o7y zoe 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 the value of the angle θ in the figure?

  16.43: A uniform beam connected to a wall at the hinge is in static equilibrmj(hfz252 fc3mwb.z, rnb b 2cium as shown. The cable connected to the beam is massless. What are the directions of the horizontal and cz b f.n2bmz5m(r3 b,j f2c2hwvertical components of force acting at the pivot on the beam?