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

Which sentence does not contain any errors in punctuation or capitalization? A. The ATM at the bank was out of order. B. The a.t.m. at the bank was out of order
Which fraction (in simplest form) is equivalent to 0.03? A.3/100 B.3/10 C.1/3 D.1/30
How can a historian get a better understanding of the causes and historical context of iraq's invasion of Kuwait
Compare using <, >, or =. 7/9_____4/9
Find the product of (x + 3)2. x2 + 6x + 9 x2 − 6x + 9 x2 − 9 x2 + 9
1) Describe the good or service that you bought. What was it? Was it a good or service? Was it a need or want? 2) List other products that you were considering
4 shirts for $32.00 rate=______ Unit rate =_____
What is the relationship between mass and weight?
where was the first archaeological evidence of agriculture found
Why does the body respond to stress? A- to defend itself B- to awaken itself C- to reserve it's resources D- to fully restore motor activity