Questions
In an experiment, the percentage of error occurred in the measurement of physical quantities A, B, C and D are 1%, 2 %, 3% and 4% respectively. Then the maximum percentage of error in the measurement where will be
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Correct option is C
X=A2B1/2C1/3D3 Maximum percentage error in X dXX×100=2dAA+12dBB+13dCC+3dDD×100 =2×1+12×2+13×3+3×4=16%
Similar Questions
A physical quantity A is related to four observable a, b, c and d as . The percentage errors of measurement in a, b, c and d are 1 %, 3 %, 2 % and 2 % respectively. What is the percentage error in the quantity A ?
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