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

Start time 9:00 p.m end time 4:30 a.m
which usually occurs in the first meiotic division of a primary sex cell
________ are abstract ideals that guide one's thinking and behavior across all situations.
Which point on the y-axis lies on the line that passes through point C and is perpendicular to line AB? • (-6, 0 ) • ( 0, -6 ) • ( 0, 2 ) • ( 2, 0
A saleswoman earns 30% commission on all the merchandise she sells. Last month she sold $900 worth of merchandise. How much commission (in dollars) did she earn
Which of the following waves have the shortest wavelengths? Gamma rays Radio waves Ultraviolet waves X-rays
what does "to no avail" mean
what is 233 to 1 significant figure
Amanda put $1500 in a savings account. After 5 years, she had $1833 in the account. What rate of interest did she earn? Use the formula A=Pe^rt, where A is the
In one study, zacks et al. (2009) recorded someone making a sandwich and asked participants to press a button when they thought one action was complete. the res