A physical quantity is represented by X = MaLbTc. If percentage errors in the measurement of M, L and T are α, β and γ respectively, then total percentage error is

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αa+βb−γc

αa+βb+γc

αa−βb+γc

Zero

answer is B.

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Detailed Solution

Δxx×100 = aΔMM×100+bΔLL×100+cΔTT×100 = aα+bβ+cγ

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