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Physics, 10.07.2019 03:30 mdngndntbdnbd
Abar of silicon is 4 cm long with a circular cross section. if the resistance of the bar is 270 ω at room temperature, what is the cross-sectional radius of the bar?
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Abar of silicon is 4 cm long with a circular cross section. if the resistance of the bar is 270 ω at...
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