A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 40.2...
A wire 3.00 m long and 0.450 mm2 in cross-sectional
area has a resistance of 40.2 Ω at 20.0°C. If its resistance
increases to 40.9 Ω at 27.5°C, what is the temperature coefficient
of resistivity?
(°C)−1
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A wire 3.00 m long and 0.450 mm2 in cross-sectional
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