Calculating torque in Figure 11.81: (a) If rA = 3 m, F = 8 N, and θ = 51°, what is the magnitude of the torque about location A, including units? (b) If the force were perpendicular to but gave the...

Calculating torque in Figure 11.81:

(a) If rA = 3 m, F = 8 N, and θ = 51°, what is the magnitude of the torque about location A, including units?

(b) If the force were perpendicular to but gave the same torque as in the preceding question, what would its