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1. |
The beam having a weight of 150 lb is supported by two cables. If the cable at end B is cut so that the beam is released from rest when = 30°, determine the speed at which end A strikes the wall. Neglect friction at B. Consider the beam to be a thin rod. |
A. | vA = 5.87 ft/s |
B. | vA = 7.43 ft/s |
C. | vA = 10.18 ft/s |
D. | vA = 6.95 ft/s |
Answer» E. | |