The current-density magnitude in a certain circular wire is J = (2.75×10¹0 A/mª)r², where r is the radial distance out to the wire's radius of 3.00 mm. The potential applied to the wire (end to end) is 120.0 V. How much energy is converted to thermal energy in 2.00 h?
The current-density magnitude in a certain circular wire is J = (2.75×10¹0 A/mª)r², where r is the radial distance out to the wire's radius of 3.00 mm. The potential applied to the wire (end to end) is 120.0 V. How much energy is converted to thermal energy in 2.00 h?
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Transcribed Image Text:The current-density magnitude in a certain circular wire is J = (2.75×10¹0 A/m¹)²,
where r is the radial distance out to the wire's radius of 3.00 mm. The potential
applied to the wire (end to end) is 120.0 V. How much energy is converted to
thermal energy in 2.00 h?
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