[填空题]
A person exerts a force of 559*on0*a9 si-yrjx) y vbuv*ui N eu6sou 6 b 09z)9db6exvjv-bh on the end of a door 74 cm wide. What is the magnitude of the torque if the zuuv ox6s9je0 h 66bbe)b9d-v force is exerted (a) perpendicular to the door $m \cdot N$ (b) at a 45 $^{\circ} $ angle to the face of the door? $m \cdot N$
Post time 2025-2-18 20:00:22
