kaykaykrazy79221 kaykaykrazy79221 30-01-2024 Physics contestada If the time period of oscillation of a pendulum is measured as 2.5 s using a stopwatch with the least count ( 1/2 ) s, then the permissible error in the measurement is a) ( ± 1/4 ) s b) ( ± 1/2 ) s c) ( ± 3/4 ) s d) ( ± 1 ) s