You need a 45 Ω resistor, but the labroom has only 20 Ω and 50 Ω resistors. For a minimum number of combination of these resistors , how can the desired resistance be achieved under these circumstances?
You need a 45 Ω resistor, but the labroom has only 20 Ω and 50 Ω resistors. For a minimum number of combination of these resistors , how can the desired resistance be achieved under these circumstances?
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter29: Direct Current (dc) Circuits
Section: Chapter Questions
Problem 19PQ
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You need a 45 Ω resistor, but the labroom has only 20 Ω and 50 Ω resistors. For a minimum number of combination of these resistors , how can the desired resistance be achieved under these circumstances?
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