07.41: For the diagram shown, what is the magnitude of the torque from the applfl;+mq7 6vvgx ied force as measured from the center of the disx v+6q;lm gvf7k?

  98.38: A uniform meter stick of mass 0.20 kg is pivoted at the 40-cm markcsv2u3y n7n*opu q-r:. Where should one hang a mass of 0.50ruq23nu o :-p*nc7vs y kg to balance the stick?

  08.37: A uniform meter stick has a 45.0 g mass placed at,sc8ynaqbb .q0n8 z j +k5(lke the cm 20 mark as shown in the figure. If a pivot is placed at the 42.5cm mark and the meter stick remains horkqbz 58el,n 8j( nb .kq0c+yasizontal 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 i ck(c:rw/5gn 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 kgwn /c:5(cgkr i be placed so that the plank remains in static equilibrium in a horizontal position?

  16.20: A uniform 10.0 m lonmzo5++;.zs-t a9owgr6xxe e21 ,ev4bcbrceng 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 4am++oervezc5zo.ee,;s62wn btrc9 xgxb 1- 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 a12*f kod ad uj2llpj5v +iv3v- dm 4ofe/jbh13n 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 fol pief2dvjlmk211v fva ld5bj*4o 3h +-ojud3/lowing 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 t.-0cpad ,cte on a frictionless incline of variable angle θ . Assume that there is a very tiny peg preventing the bo0t tpdea-.c, cx 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” in static equilibrium is made mph-j3bc(e0e from two uniform beams each of mass M=12 kg. Each beam of the “V” has the same length and makes an angle mjhc 0 p-eb(3eof $30^{\circ}$ 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 unifor l/4dekcget )+oic/r 2m rod, pivoted at one end affixed to the ground, is in static equilibri2 / cel4gdct+/)o eikrum 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 the value of the angle θ in the figure?

  16.43: A uniform beam connected to a wall at the hinge is incwna7ny6/. rz static equilibrium as shown. The cable con.n an7rcy/z6wnected to the beam is massless. What are the directions of the horizontal and vertical components of force acting at the pivot on the beam?