A quantity is represented by MaLbTc. The percentage error in measurement of M, L, and T are α%, β% and γ% respectively. The percentage error in X would be
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a
(αa+ βb+ γc)%
b
(αa− βb+ γc)%
c
(αa− βb− γc)×100%
d
None of these
answer is A.
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Detailed Solution
Let X=MaLbTcΔXX×100=(aΔMM+bΔLL+cΔTT)×100(αa+βb+γc)%