College Physics
College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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2) 21.51: How many time constants does it take for the potential difference across the resistor in an LR circuit like that in the figure to drop to 2.5% of its original value, after the switch is moved to the upper position, removing VO from the circuit? A www R Switch B m L Vo I need all work shown please!
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Transcribed Image Text:2) 21.51: How many time constants does it take for the potential difference across the resistor in an LR circuit like that in the figure to drop to 2.5% of its original value, after the switch is moved to the upper position, removing VO from the circuit? A www R Switch B m L Vo I need all work shown please!
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Step 1: Here we express the required and given values from the problem statement
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Step 2: Here we use the equation for source free LR circuit to find the required value
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