vaelriacb1767 vaelriacb1767
  • 02-07-2017
  • Physics
contestada

An object lifted 10 meters gains 200 j of potential energy. if the same object is lifted 20 meters, its potential energy gain is

Respuesta :

TammyP
TammyP TammyP
  • 15-07-2017
Ep1=mgh1
200J=m*9.81m/s2*10m
200J=m*98.1m2/s2
m=200J/(98.1m2/s2)
m=2.04kg
Ep2=mgh2
Ep2=2.04kg*9.81m2/s2*20m
Ep2=400J

Answer Link

Otras preguntas

Describe how to translate the graph of y=square root of x to obtain the graph of y=x-9
Canned dog food is on sale fo 20% off the original price. What is the discount of a can if the original price is $1.35
solve for y (6+y)h=c
Your sister rakes a neighbor’s lawn. The total area she rakes is 6.2 t square meters, where t is the hours she works. If she works 3.5 hours, what is the total
solve (x-2)^2-3=1 graphically.
Is ladies finger (otherwise known as okra) a C3, C4 or CAM plant?
how do you find the domain of the rational expression x over 3 ?[tex] \frac{x}{3} [/tex]
What is the length of FG¯?
Which effect did the Reconquista have? A. defense of Constantinople against invasion B. expulsion of non-Christians from Spain C. revival of trade between Europ
How does a federal health agency most likely control health effects from asbestos exposure?