1. | Serafin K.♦, Oracz J.♦, Grzybowski M.♦, Koperski M.♦, Sznajder P.♦, Zinkiewicz Ł.♦, Wasylczyk P.♦, Measurement of the mass of an object hanging from a spring-revisited, European Journal of Physics, ISSN: 0143-0807, DOI: 10.1088/0143-0807/33/1/011, Vol.33, pp.129-134, 2012Abstract:In an open competition, students were to determine the mass of a metal cylinder hanging on a spring inside a transparent enclosure. With the time for experiments limited to 24 h due to the unexpectedly large number of participants, a few surprisingly accurate results were submitted, the best of them differing by no more than 0.5% from the true value with a relative uncertainty of less than 1%. Affiliations:Serafin K. | - | other affiliation | Oracz J. | - | other affiliation | Grzybowski M. | - | other affiliation | Koperski M. | - | other affiliation | Sznajder P. | - | other affiliation | Zinkiewicz Ł. | - | other affiliation | Wasylczyk P. | - | other affiliation |
| |