If the radius of a sphere is 50+-1....show
that the uncertainty of its volume is 6%
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Answer:
V = 4/3 pi R^3
dV = 4 pi R^2 differential of V
dV / V = 3 dR / R = 3 * 1 / 50 = .06 = 6%
That assumes you have had calculus
If not then you need to expand (R + dR)^3 and
drop terms that contain dR^2 and dR^3 because they are small
that is [(R + dR)^3 - R^3] / R^3
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