The graph shows variation of extension and stretching force F for a spring which obeys Hooke’s law. (i) Determine the spring constant in SI units . (ii)...

      

The graph shows variation of extension and stretching force F for a spring which obeys Hooke’s law.
pic6820191146.png
(i) Determine the spring constant in SI units .
(ii) The energy stored when the extension is 20 cm.

  

Answers


sharon
i).pic6820191151.png
ii).E = ½ Ke2 = ½ x 200 x 0.22 ;= 4J;
sharon kalunda answered the question on August 6, 2019 at 08:52


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