Question

derive the relation between the s.i and c.g.s unitsof pressure​

Answer 1

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We have

Force = Mass x Acceleration

∴ S.I unit of force/C.G.S unit of force = kg x ms-2/g x cm s-2 = (kg/g) = (m/cm) = 10^3 x 10^2 = 10^5

∴ S.I unit of force (Newton) = 10^5 C.G.S unit of force (dyne)

Or 1 Newton = 10^5 dyne.