nessa81 nessa81

21-04-2015
Physics

contestada

if a 20kg mass , when hung vertically from end of a spring, stretches the spring down by 12cm, find the spring constant of the spring

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nickpatel67 nickpatel67

21-04-2015

F=k•x
F=20•9.81=196.2N
x=.12m

196.2=k•.12

k=1635 N/m

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