nursing AIIMS BSc Nursing 2025 Mock Test Series Physics Units, Dimensions and Measurements Accuracy, precision of instruments and errors in measurement
The maximum percentage error in density of a cylindrical rod of mass (m) = 0.5 ± 0.005 g, radius (r) = 0.4 ± 0.004 cm, and length (l ± Δ l) = 8 ± 0.08 mm will be-
1
0.03 %
2
4 %
3
0.4 %
4
3%