A piece of Nichrome wire has a radius of 6.5 104 m. It is
Chapter 20, Problem 20.93(choose chapter or problem)
A piece of Nichrome wire has a radius of 6.5 104 m. It is used in a laboratory to make a heater that uses 4.00 102 W of power when connected to a voltage source of 120 V. Ignoring the effect of temperature on resistance, estimate the necessary length of wire.
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