The Wheatstone bridge is a circuit used to measure unknown resistances. The bridge in the figure is balanced-no current flows through the galvanometer. (a) What is the unknown resistance Rx? (b) Does the resistance of the galvanometer affect the measurement? Explain. 45 234 67
The Wheatstone bridge is a circuit used to measure unknown resistances. The bridge in the figure is balanced-no current flows through the galvanometer.
(a) What is the unknown resistance Rx?
(b) Does the resistance of the galvanometer affect the measurement? Explain.
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(a) What is the unknown resistance Rx?
(b) Does the resistance of the galvanometer affect the measurement? Explain.
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Related Book For 
Physics
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
ISBN: 978-0077339685