Please give right answer A particular wire has a resistivity of 1.5 x 10sn- m and a cross-sectional area of 2.5 x 106 m2. A length of this wire is to beused as a resistor that will receive 43 W of power when connected across a 20-V battery. What length of wire is required?km

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Answered: A particular wire has a resistivity of…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 67PQ

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A particular wire has a resistivity of 1.5 x 10a- m and a cross-sectional area of 2.5 x 105 m2. A length of this wire is to be used as a resistor that will receive 43 w of power when connected across a 20-V battery. What length of wire is required? km