Julieg13
Julieg13 Julieg13
  • 04-03-2016
  • History
contestada

Why were there no cables for electricity in the early elevators

Respuesta :

krazykane52
krazykane52 krazykane52
  • 04-03-2016
Because older elevators were able to move because of a bunch of chains so they didn't know how to make it so that the cord wouldn't get cut also they didn't know how to make the cord extend and move with the elevator.
Answer Link
DoctorGaro
DoctorGaro DoctorGaro
  • 06-03-2016
because it was on an atomatic system not much electrical
Answer Link

Otras preguntas

For a home sound system, two small speakers are located so that one is 52 cm closer to the listener than the other. What is the very first frequency of audible
Does anyone know this?? #6
Show all work. Zoom in if can’t see
his chemical equation represents the burning of methane, but the equation is incomplete. What is the missing coefficient in both the reactants and the products?
What is 6.48 divided by 4
Kenny is 5 feet 5 inches while Lamar is 67 inches who is taller
Both ________ and ________ automatically check your previous transactions to make sure you have enough bitcoins to send
what is an antonym of point of view
Based on the graph above, how is the world’s population changing? A. It is staying the same. B. It is increasing. C. It is decreasing greatly. D. It is decreasi
What is the value of x and y