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- please provide correct solutions only- If unsure, please do not answer as this leads to a lot of confusion A spring, of force constant

- please provide correct solutions only- If unsure, please do not answer as this leads to a lot of confusion

A spring, of force constant 2000 N/m and relaxed length 30 crn, Is stretched to a length of 40 cm. The work required to stretch the spring further to a length of 50 cm is equal to /1 mark O a. 30 J O b. 20J O ( 90 1 O d. 10 J O e 40 J

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