Answered: By what factor is the diameter of its…

By what factor is the diameter of its filament reduced, assuming uniform thinning along its length? Neglect any effects caused by temperature differences. d/do=

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 57PE: An old lightbulb draws only 50.0 W, rather than its original 60.0 W, due to evaporative thinning of...

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An old light bulb draws only 42.5 W, rather than its original 60.0 W, due to evaporative thinning of its filament.
By what factor is the diameter of its filament reduced, assuming uniform thinning along its length? Neglect any effects caused by temperature differences.
d/do

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