Physics, 09.12.2019 20:31 dsdlskds3880
Two conducting rods are made of the same material and have the same length. conductor b has a diameter twice that of conductor a but is hollow with an inner diameter of conductor a.
1. what is the resistance ratio ra/rb, measured between their ends?
2. if the temperature of a rod changes by 1.0 °c, what percentage changes in r, l, and a will occur?
3. what conclusion do you draw?
Answers: 3
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Two conducting rods are made of the same material and have the same length. conductor b has a diamet...
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