A student uses a stopwatch that starts late and stops late while timing oscillations…
PHYSICS · Subjective · A Level · Physics · Measurements and their errors · Measurements and their errors
Problem
A student uses a stopwatch that starts 0.2s late and stops 0.2s late while timing 30 oscillations of a simple pendulum. Will the value of g calculated from the measurement be over-estimated, under-estimated, or remain unaffected? Give a brief reason.