how much energy is stored in a pinball machine spring (constant=750N/m) that is compressed 3 cm?
2 answers
What is 1/2 k *.03^2 Joules?
3 cm = .03 meters
E = (1/2) k x^2
E = (1/2)(750)(.0009) Joules
E = (1/2) k x^2
E = (1/2)(750)(.0009) Joules