jhanes1983
03.05.2021 •
Physics
A force of 20 N is required to stretch a spring a distance of 80 cm from its rest position.
a. What is the amplitude of this motion ?
b.What force (in Newtons) is required to stretch the same spring twice the distance ?
c. What is the speed when it position is X=-80 cm *
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Ответ:
a
Explanation: