03-11-2021
Physics

contestada

A person pushes a box up a ramp that is 3m long and 1m high. If the box has a mass of 20kg and the person pushes with a force of 80N, what is the efficiency of the ramp?

Respuesta :

infinishaw infinishaw

03-11-2021

Answer: 3

Explanation:

Answer Link

Otras preguntas

Quick Math Question for 50 Points! Anybody willing to help? If so, brainliest plus huge thanks! :D Eight less than the product of three and a number is the same

From earth why dose the sun look so much larger than other stars ? Is the sun actually larger than the stars outside our solar system ? Explain your ideals belo

why does bread dough is needed to be left for hours or a day before baking?

Complete the sentence with a word that means the same as "rare"

how many molecules of oxygen is in water

b) An earthed conductor was brought near the charged student. A spark jumped between the conductor and the student. The potential difference between the conduct

-15p+32p please awnser its rsm hw

The sun ____ in the East.

The width, of a rectangle is 1/2 of its length. What are the sides of the rectangle if its perimeter is 63 in

Kara is running a marathon. After 2 hours, Kara has run 13 miles. After 4 hours, Kara has run 26 miles. What is her speed, in miles per hour?