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JEE Main 2026 (Online) 23rd January Morning Shift

MCQ+4 / -12026

Four persons measure the length of a rod as $20.00 \mathrm{~cm}, 19.75 \mathrm{~cm}, 17.01 \mathrm{~cm}$ and 18.25 cm . The relative error in the measurement of average length of the rod is :


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