Asked by Gali

A stretched spring stores an energy of 25joules when its is extended by 6.7*10-2m. Calculate it force contant
Answered by Anonymous
E = 1/2 kx^2
so plug in your numbers
Answered by Anonymous
if F = k x
then
potential energy stored = (1/2) k x^2
25 = (1/2) k (6.7^2)(10^-4)
k = (50 / 44.9) 10^4 = 1.11*10^4 = 11,100 Newtons/meter
Answered by Chineneye
A body has a uniform 108km/h how far it travel in half minutes
Answered by .


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