Friday
December 19, 2014

Homework Help: College Physics

Posted by HP on Thursday, November 12, 2009 at 11:51am.

an escalator carries you from one level to the next in the airport terminal. the upper level is 4.5 m above the lower level, and the length of the escalator is 7 m. your mass is 60 kg.

how much work does the up escalator do on you when you ride it from the lower level to the upper level?

how much work does the does the down escalator do on you when you ride it from the upper level to the lower level?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - On a roller coaster ride the cart is 250 kg. Initially, the cart is ...
chemistry - Using a periodic table, determine the number of electrons held in ...
Science ENGR - Consider a laser which emits photons with a wavelength of 1.55 ...
Physics - Water is moving with a speed of 5.0 m/s through a pipe with a cross-...
chemistry - help needed in drawing the diagram to show how hydrogen has numerous...
physics - A 75.0-kg man is riding an escalator in a shopping mall. The escalator...
English - * Approach level, On level, Beyond level (What are the meanings of the...
math - n (level 0) = 1 n (level 1) = 4 n (level 2) = 13 n (level 3) = 27 what is...
calculus - An auditorium with a flat floor has a large screen on one wall. The ...
Physics - A 86.0-kg man is riding an escalator in a shopping mall. The escalator...

Search
Members