A mechanical stopwatch can measure a time interval up to a minimum ________ seconds.
A mechanical stopwatch can measure a time interval up to a minimum ________ seconds.
(a) 0.20 sec.
(b) 0.1 sec.
(c) 0.5 sec.
(d) 0.01 sec.
A mechanical stopwatch can measure intervals with a least count of around 0.1 to 0.2 seconds. For most lab-grade mechanical stopwatches, a least count of 0.1 seconds is standard. Analog stopwatches also have a least count of 0.2 seconds.