Willis Tower Elevator

​
time (sec)
0
In Chicago, the Willis Tower (known as the Sears Tower before 2009) has 108 floors, rising to a height of 442 m. Its main elevator, with a mean speed of 8.13 m/s, needs 54.4 seconds to reach the top floor. Assuming it weighs
1×
3
10
kg, the work done is calculated as a function of time. This corresponds to a power
P
equal to
ΔW/Δt=88
kW.

External Links

Speed (ScienceWorld)
Work (ScienceWorld)
Watt (ScienceWorld)
Power (ScienceWorld)

Permanent Citation

Enrique Zeleny
​
​"Willis Tower Elevator"​
​http://demonstrations.wolfram.com/WillisTowerElevator/​
​Wolfram Demonstrations Project​
​Published: March 7, 2011