(a) You need a 45 - Ω resistor, but the stockroom has only20. - Ω and 50. - Ω resistors. How can the desired resistance beachieved under these circumstances? (b) What can you do ifyou need a 35 - Ω resistor?

(a) You need a 45 - Ω resistor, but the stockroom has only20. - Ω and 50. - Ω resistors. How can the desired resistance beachieved under these circumstances? (b) What can you do ifyou need a 35 - Ω resistor?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 69AP: Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r =...

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(a) You need a 45 - Ω resistor, but the stockroom has only
20. - Ω and 50. - Ω resistors. How can the desired resistance be
achieved under these circumstances? (b) What can you do if
you need a 35 - Ω resistor?

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