yohannsedagmew yohannsedagmew
  • 08-05-2024
  • Physics
contestada

5. A machine used 50 N effort through a distance of 8 m in order to lift
a load of 100 N through a distance of 4 m. What is the efficiency of
the machine?
a) 70%
b) 80%
c) 90%
d) 100%

Respuesta :

Otras preguntas

If a chemist analyzes a 3.84g sample containing sand and table sugar, and recovers 1.43g of      sand, what  percent by mass of table sugar should the chemist
what happens to water when wet clothes dry?explain
what different meanings can you give for the story's title?
20.  In a chemical reaction, dynamic equilibrium occurs when the rate of the forward reaction becomes precisely equal to the rate of the reverse reaction. All o
An infant is 32.625 inches long write this as a common fraction
Someone please help me? I don't know how to solve these :/
what is the value of x if 6 + 7 - 9 + 4x = 12
What was one way renaissance artists kept their new focus on science and accuarcy while still getting paid by the church to paint?
the dimensions of a 10 ft by 6 ft rectangle are multiplied by 1/3. how is the area affected?
cell walls of the kingdom plantae is made of what?