m2eg2avazerinaomiee m2eg2avazerinaomiee
  • 22-11-2016
  • Physics
contestada

a spring has a spring of 120 newtons per meter. calculate the elastic potential energy stored in the spring when it is stretched 2.0 centimeters. ...?

Respuesta :

MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 24-11-2016
We know that force for a linear spring is equal to F=kx. Since energy is the potential to do work, and the spring is assumed to be perfectly elastic. Work can be written as:

W = F (integral sign) d
x

Therefore, 

W=k(Δx)^2 / 2
W = F 
Δx / 2
W = 120 (2.0) / 2
W = 120

Answer Link

Otras preguntas

6 people meet for a business lunch. Each person shakes hands once with each other person present. How many handshakes take place?
the product of 16 and 4 less than a number is 208. Find the number.
What is the solution to the equation? 1 minus z/5=9 Answers: A. z = 50
explain why each mineral has its own properties, different from every other mineral.
use substitution to solve the sytem: 5x-3y=-20 and x=3y-16
what did queen isabella have to overcome in her life
why do you think the pharaohs might have wanted to support the nobles?
What is the volume of a rectangular airway that is 15.0 feet high, 19.0 feet wide, and 169.0 feet long? a. 31,625.0 cubic feet b. 47,125.0 cubic feet c. 48,2
How did geography affect life and the economy in the Middle Colonies?
A room is 3 3/4 m long and 4 2/3 m wide. What is the area of the room?