1887

oa South African Journal of Agricultural Science - Replacing stopwatches by time signals.

Volume 9, Issue 3
  • ISSN : 0585-8860

 

Abstract

The use of stopwatches for the timing of certain experiments is questionable as far as accuracy is concerned. Not only does human reaction time differ from person to person, but it has been experienced that even high quality stopwatches can become unreliable. A system has therefore been devised to eliminate stopwatches altogether, without indulging in costly electronic timers for individual apparatus.

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/content/sajags/9/3/AJA05858860_263
1966-09-01
2021-01-17

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