[问答题]
Two blocks, each of mas an)tpv,j (hz,s m, are attached to the e g*y9v3gtmo0l nds of a massless rod which pivots as shown in Fig. 8–40. Initially the rod is held in the horizontal position and then released. Calculate the magnitude and direction of the net torque on t 3myog 0lg*v9this system.
Post time 2025-2-18 20:00:22
