The potential energy of a certain spring when stretched through a distance S is 10J The amount of work that must be done on this spring to stretch it through an additional distance S will be a) 30J b)40J c) 10J d) 20 J.plz.answer fast....
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63
the answer will be 30 j (a) ,I think so I am write and if I am wrong then please ignore this
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197
please let me know if this is the correct answer .
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mallikarjun5:
yes it is
thnqs
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