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प्रश्न
Derive a relationship between S.I. and C.C.S. unit of work
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उत्तर
SI unit of work = Nm(Joule)
CGS units of work = dyne-cm (erg)
`1 N = 10^5 "dyne"`
`1 m = 10^2 cm`
`:. 1 "Joule" = 10^5 xx 10^2 "dynecm" = 10^7 erg`
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