A fish-tank heater is rated at 100 W when connected to 120 V. The heating element is a coil of Nichrome wire. When uncoiled, the wire has a total length of 2.5 m . What is the diameter of the wire? Express your answer to two significant figures and include the appropriate units.
A fish-tank heater is rated at 100 W when connected to 120 V. The heating element is a coil of Nichrome wire. When uncoiled, the wire has a total length of 2.5 m . What is the diameter of the wire? Express your answer to two significant figures and include the appropriate units.
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 57PQ
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A fish-tank heater is rated at 100 W when connected to 120 V. The heating element is a coil of Nichrome wire. When uncoiled, the wire has a total length of 2.5 m .
What is the diameter of the wire?
Express your answer to two significant figures and include the appropriate units.
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