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Educ."],"published-print":{"date-parts":[[2025,7,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>In this study, we present a pedagogical approach featuring an original data analysis method, enabling both the validation of the thermophysical model of an incandescent light bulb (ILB)and the independent determination of its temperature-resistance calibration curve. By measuring the radiant flux as a function of input electrical power and subsequently analysing the data, multiple learning objectives were achieved. These include examining the filament\u2019s nonlinear voltage\u2013current characteristics, preliminarily validating the model through linear regression, fully validating it via multivariate linear regression, determining the ILBs thermal radiative efficiency and heat losses, and establishing the temperature-resistance calibration curve. Notably, these objectives are accomplished without prior knowledge of system parameters or a predefined calibration curve.<\/jats:p>","DOI":"10.1088\/1361-6552\/add97f","type":"journal-article","created":{"date-parts":[[2025,6,3]],"date-time":"2025-06-03T13:32:22Z","timestamp":1748957542000},"page":"045020","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["A pedagogically enriching experiment using an incandescent light bulb"],"prefix":"10.1088","volume":"60","author":[{"given":"S","family":"Francisco","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7611-6056","authenticated-orcid":true,"given":"M A","family":"Salgueiro da Silva","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6021-6581","authenticated-orcid":true,"given":"B","family":"Cavadas","sequence":"additional","affiliation":[]},{"given":"T M","family":"Seixas","sequence":"additional","affiliation":[]}],"member":"266","published-online":{"date-parts":[[2025,6,3]]},"reference":[{"key":"pedadd97fbib1","doi-asserted-by":"publisher","first-page":"649","DOI":"10.1119\/1.18260","article-title":"Efficiency and efficacy of incandescent lamps","volume":"64","author":"Agrawal","year":"1996","journal-title":"Am. 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