6. The motor applies a constant downward force F to the cable used to raise the 4000 lb elevator E shown in the figure. The counterweight has a weight of 2000 lb. Knowing that the elevator starts from rest and reaches a speed of 3 m/s after traveling 30 ft, determine F. W M
6. The motor applies a constant downward force F to the cable used to raise the 4000 lb elevator E shown in the figure. The counterweight has a weight of 2000 lb. Knowing that the elevator starts from rest and reaches a speed of 3 m/s after traveling 30 ft, determine F. W M
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Transcribed Image Text:6. The motor applies a constant downward force F to the cable used to raise the
4000 lb elevator E shown in the figure. The counterweight has a weight of 2000 lb. Knowing
that the elevator starts from rest and reaches a speed of 3 m/s after traveling 30 ft, determine
F.
MO
hp
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