the extension is an elastic string varies directly as the weight hung on it if a weight of 150 g produces an extension of 2.8 cm what weight would produce an extension of 19.6 cm
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if extension[∆x] = 2.8 cm in case of 150g weight
K×∆x= f
k=f/∆x
=> k= 150g/ 2.8cm = 375/7
if extension = 19.6cm
Force = k×∆x= 375/7×19.6= 1050g
Thank u Hope it helped u!
K×∆x= f
k=f/∆x
=> k= 150g/ 2.8cm = 375/7
if extension = 19.6cm
Force = k×∆x= 375/7×19.6= 1050g
Thank u Hope it helped u!
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