rocess of the child moving outward, is there a 1? Ifyes, what is the source of the accelerating . plank of uniform density (m = 3 kg) that is fthe end of a dock (i.e., 3 m of the plank are on is off the dock). (Hint: Watch the following .1 Rotational Motion/ Center ofMass" and n Example Problems/Net Torque Example iotational Motion Example Problems [Net ter of mass of the plank from the left end in the 'mass of the plank from the end of the dock? :'the torque of the plank about the edge of the only, not including the boy)? is plank cm the torque about the edge of the dock due to .e. the torque due to the plank only, not ank past the edge of the dock, in what [ue about the edge of the dock due to the boy boy can walk out on the plank, will the o the boy be less than, equal to, or greater than ue to the plank only? the dock can the boy walk on the plank before 'ater? 11d the boy test this conclusion without taking