lizcarll1999 lizcarll1999
  • 03-12-2016
  • Physics
contestada

A man climbs a wall that has a height of 8.4 meters and gave the potential energy of 4620 joules. His mass is about_____ kilograms?

Respuesta :

0Tom
0Tom 0Tom
  • 03-12-2016
Gravitational potential energy = mass x acceleration due to gravity x height
GPE=mgh
4620=mx9.81x8.4
4620/(9.81x8.4)=m=56.1 kg
Answer Link

Otras preguntas

How was the Ku Klux Klan affected by the passage of the Enforcement Acts?
a tree is 8ft tall and grows 8 inches each year. In how many years will the tree reach a height of 30 feet? A.27B.33C.45D.52​
find the approximate area of a circle with radius equal to 8 feet
The graph of f(x) = 7x is shifted 6 units to the right. What is the equation of the new graph? A. g(x) = 7x + 6 B. g(x) = 7(x - 6) C. g(x) = 7(x + 6) D.
Whats the answer i dont understand it
pls help me with 15-19 pls​
you are making a fresh fruit salad using cantaloupe how much cantaloupe (AP) would you have to order if you needed 15 pounds (EP) and if canaloupe has a 55 perc
if tan 20=5 find tan​
Which country sent nuclear missles to Cuba, sparking the Cuban Missle Crisis? A) China B) Soviet Union C) Vietnam D) Germany
What is the only product required to have food product dating?