If the hydraulic cylinder AB is extending at a constant rate of 1 ft/s, determine the dumpster's angular velocity at the instant 0 = 24 9. Assume the counterclockwise rotation as positive (Figure 1)...

Extracted text: If the hydraulic cylinder AB is extending at a constant rate of 1 ft/s, determine the dumpster's angular velocity at the instant 0 = 24 9. Assume the counterclockwise rotation as positive (Figure 1) Express your answer with the appropriate units. HA Value 12 ft- rad / s A B -15 ft