Question
how much is the energy stored in hooke's law spring increased when its stretch is increased from 8 cm to 16 cm?
why is it 300%?
why is it 300%?
Answers
AA
to find the change in percentage:
(New-Old)/Old
[(16^2)-(8^2)]/(8^2) = 3
(New-Old)/Old
[(16^2)-(8^2)]/(8^2) = 3