A galvanometer has a coil resistance of RgalyI = 2.45 A. If the galvanometer deflects full scale for a current of Igalv= 61.7 Q. It is to be made into an ammeter with a full-scale deflection equal to= 115 mA, what size shunt resistor should be used?size of shunt resistor:Ω

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A galvanometer has a coil resistance of Rgalv = 61.7 Q. It is to be made into an ammeter with a full-scale deflection equal to I = 2.45 A. If the galvanometer deflects full scale for a current of Igalv = 115 mA, what size shunt resistor should be used?

A galvanometer has a coil resistance of Rgalv = 61.7 Q. It is to be made into an ammeter with a full-scale deflection equal to I = 2.45 A. If the galvanometer deflects full scale for a current of Igalv = 115 mA, what size shunt resistor should be used?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter17: Current And Resistance

Section: Chapter Questions

Problem 22P: The human body can exhibit a wide range of resistances to current depending on the path of the...

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Question

A galvanometer has a coil resistance of Rgaly
I = 2.45 A. If the galvanometer deflects full scale for a current of Igalv
= 61.7 Q. It is to be made into an ammeter with a full-scale deflection equal to
= 115 mA, what size shunt resistor should be used?
size of shunt resistor:
Ω

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