Sharie Sharie
  • 05-03-2014
  • Physics
Answered

What is the velocity of an 500-kilogram elevator that has 4,000 joules of energy?

Answer :

Аноним Аноним
  • 05-03-2014
[tex]E=\frac{mv^2}2 \\ 2E=mv^2 \\ v^2=\frac{2E}m \\ v=\sqrt\frac{2E}m \\ v=\sqrt\frac{8000}{500} \\ v=\sqrt{16} \\ v=4[/tex]
4 meters per second.
Answer Link

Other Questions

Why does Jerry sell his Grover Cleveland card A He already has two other Grover Cleveland cards thanks to Rollie Tremaine B He realizes that he needs an Abraham
Andy lives in the southern hemisphere What will he most likely experience in August
A protozoan that divides to form two daughter cells just like itself would be undergoing multiple fission fragmentation binary fission budding
Determine the constant of variation for the direct variation given Fat calories varies directly with the grams of fat There are 27 calories for each 3 grams of
what is two fifths of sixty
What is the answer to this equation p 134 118
Which is the properly balanced equation that shows the synthesis of limewater CaOH2 from calcium oxide and water A CaO H2O CaOH2 B CaOH2 CaO 2H2O C CaO 2H2O CaO
How did technology help rome to manage its empire What technology did the romeans use to solve the problems of bringing water to their cities
Which principal part is this verb form have won A past B present C present participle D past participle
Variable y varies directly with variable x and y 45 when x 9 What is value of y when x 2 y