Physics, 03.01.2020 06:31 kailahgranger

A1 m long wire of diameter 1mm is submerged in an oil bath of temperature 25-degc. the wire has an electrical resistance per unit length of 0.01 ω/m. if a current of 100 a flows through the wire and the convection coefficient is 500w/m2k, what is the steady state temperature of the wire? from the time the current is applied, how long does it take for the wire to reach a temperature within 1-degc of the steady state value? the density of the wire is 8,000kg/m3, its heat capacity is 500 j/kgk and its thermal condu

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A1 m long wire of diameter 1mm is submerged in an oil bath of temperature 25-degc. the wire has an e...