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

The situational irony in this story comes from the fact that the ending is __________.

PLEASE HELP Solve. 5x+2/2 = 2x - 1 X = ________ ?

Which of these contains only one substance? A. distilled water B. sugar water C. saltwater D. rainwater

Which is the correct pronoun:Someone has left______wet towels on the bathroom floor. his or her or their

how much physical activity should an adult have each week

Which species does not have a noble gas electron configuration? (1) Na+ (3) Ar (2) Mg2+ (4) S

Which substance can not be decomposed by a chemical change? (1) AlCl3 (3) HI (2) H2O (4) Cu

On what continent did early humans first exist?

Which formula represents an ionic compound? (1) NaCl (3) HCl (2) N2O (4) H2O

Determining whether enough money has been budgeted to purchase a new piece of manufacturing equipment is an example of which of the following functions of busin