+L/2 +L/2 HonIR? Bx dx' HonIR? (х — х") [(x – x')? + R2]3/2 R²[(x – x')² + R²] Equaiton 5.4 Hon! x + L/2 х —L/2 Question 5.4 V(x + L/2)² + R² V(x – L/2)2 + R²] Show that for L » R, Equation 5.4 is equivalent to Equation 5.2. Equation 5.4 expresses the change of magnetic field depending on the distance from the center. Blds Blds B=0 Blds B-dš =| B-dš + | B-dš + | B-dš + B-ds = BL = µolenct path 1 path 2 path 3 path 4 If N is the number of turns in the length L, the total current through the rectangle is NI. Therefore, Ampère's law applied to this path gives Equation 5.2 födi- B.ds = BL = µ,NI =B = HoI = Honl 5.2 where n = N/L is the number of turns per unit length.

+L/2 +L/2 HonIR? Bx dx' HonIR? (х — х") [(x – x')? + R2]3/2 R²[(x – x')² + R²] Equaiton 5.4 Hon! x + L/2 х —L/2 Question 5.4 V(x + L/2)² + R² V(x – L/2)2 + R²] Show that for L » R, Equation 5.4 is equivalent to Equation 5.2. Equation 5.4 expresses the change of magnetic field depending on the distance from the center. Blds Blds B=0 Blds B-dš =| B-dš + | B-dš + | B-dš + B-ds = BL = µolenct path 1 path 2 path 3 path 4 If N is the number of turns in the length L, the total current through the rectangle is NI. Therefore, Ampère's law applied to this path gives Equation 5.2 födi- B.ds = BL = µ,NI =B = HoI = Honl 5.2 where n = N/L is the number of turns per unit length.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter1: Units And Measurement

Section: Chapter Questions

Problem 83AP: A marathon runner completes a 42.188-km course in 2 h, 30 min, and 12s. There is an uncertainty of...

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