stephfansanders stephfansanders
  • 23-03-2016
  • Physics
contestada

you did 200 of work lifting a 150 newton-pack.how high did you lift the bookbag

Respuesta :

Hagrid
Hagrid Hagrid
  • 23-03-2016

Given:

200J of work

150N pack

Required:

 Height you lift the bookbag

Solution:

Work = mg

Where m is the mass, g is the gravity

200J = m(9.8 m/s2)

M = 20.41 kg

 

potential energy = mgh

where h is the height

150N = (20.41kg)(9.8 m/s2)h

h = 0.75 m 

Answer Link

Otras preguntas

a 17 foot piece of string is cut into two pieces so that the longer piece is 2 feet longer than twice the length of the shorter piece. find the lengths of both
what issue developed in regard to the states that would be made from the Louisiana Purchase
The sales tax in the town where Amanda lives is 7%. Amanda paid $35 in sales tax on a new stereo. What was the price of the stereo?
if the dimensions of a prism are 9 3 and 15 what is the surface area
How do the abiotic conditions of a biome affect the biotic factors in an ecosystem?
What is the molecular shape of SCl2?
Which sentence uses the underlined word correctly? A. Allison wrote good all year, so she deserves the writing award. B. Allison wrote well all year, so she d
20 is 40% of what number
Ignore This a problem has happened
what does Uncle Sam represent?