A 550 kg elevator has a counterweight A with a mass of 150 kg. A motor supplies a constant force F = 5 kN on the cable a

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A 550 Kg Elevator Has A Counterweight A With A Mass Of 150 Kg A Motor Supplies A Constant Force F 5 Kn On The Cable A 1 (30.21 KiB) Viewed 11 times

1. What is the tension in the cable, in _____ N, at A?
2. The acceleration of the counterweight A is _____
m/s2.
3. The acceleration of the elevator is _____
m/s2.
4. The speed of the elevator at a time of 3 seconds
starting from rest is _____ m/s.
5. The distance the counterweight has traveled at a time of
3 seconds starting from rest is _____ m.
A 550 kg elevator has a counterweight A with a mass of 150 kg. A motor supplies a constant force F = 5 kN on the cable at B. Neglect the mass of the cable and pulleys. The elevator moves up for 3 seconds starting from rest. Hint: Virtual work is applicable to tension T only. (25 Points) E B