A student measures the diameter of a wire as 0.50 mm with a possible error of ±0.01 mm
PHYSICS · Single correct · CBSE · Physics · Units and Measurements · Units and Measurements
Problem
A student measures the diameter of a wire as 0.50 mm with a possible error of ±0.01 mm. Another student measures the length of a rod as 50.0 cm with a possible error of ±0.1 cm. Which measurement is more precise?
(a) Diameter of the wire
(b) Both are equally precise
(c) Length of the rod
(d) Precision cannot be decided from the data