A very light spring with spring constant K = 500 N/m is hung (es) by a fixed ceiling. Two forces F, = F2 = 20 N act at the lower end of the spring as shown in the figure below. The extension (increase in length) of the spring due to these two forces is: A. 0.082 m B. 0.012 m EK C. 0.021 m D. 0.056 m E. Zero 450 145° F2 F1

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A very light spring with spring constant K = 500 N/m is
hung (ea) by a fixed ceiling. Two forces F, = F2 = 20 N act
at the lower end of the spring as shown in the figure below.
The extension (increase in length) of the spring due to
6.
%3D
of
Finis
these two forces is:
A. 0.082 m
B. 0.012 m
K
C. 0.021 m
D. 0.056 m
E. Zero
450 1450
F2
F1
Transcribed Image Text:A very light spring with spring constant K = 500 N/m is hung (ea) by a fixed ceiling. Two forces F, = F2 = 20 N act at the lower end of the spring as shown in the figure below. The extension (increase in length) of the spring due to 6. %3D of Finis these two forces is: A. 0.082 m B. 0.012 m K C. 0.021 m D. 0.056 m E. Zero 450 1450 F2 F1
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