A D'Arsonval galvanometer has an internal resistance of 100 2 and a full scale current of 100 μA. What value for the parallel resistor will you choose, so that the ammeter reads exactly 1.5 mA less than the expected current value for the circuit given below? 100 V 250 ohms 0.1016 Ω 1.1019 02 1.0205 Ω 1 kiloOhms ww 1 kiloOhms + 250 Ohms A
A D'Arsonval galvanometer has an internal resistance of 100 2 and a full scale current of 100 μA. What value for the parallel resistor will you choose, so that the ammeter reads exactly 1.5 mA less than the expected current value for the circuit given below? 100 V 250 ohms 0.1016 Ω 1.1019 02 1.0205 Ω 1 kiloOhms ww 1 kiloOhms + 250 Ohms A
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter21: Circuits And Dc Instruments
Section: Chapter Questions
Problem 20PE: A car battery with a 12-V emf and an internal resistance of 0.050 is being charged with a current...
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