1. Figure 1 shows a 15 V battery connected in a circuit with a 30 2 resistor and two resistors, R1 and R2, of unknown resistance. A current of 0.20 A flows through resistor R1 and a current of 0.30 A flows through resistor R2. +15V R1 0.20 A 30 Q R2 0.30 A Figure 1: A resistor circuit. (a) Determine the current leaving the battery, I. (b) Determine the resistance of resistor R1. (c) Determine the resistance of resistor R2. (d) Determine the combined resistance of the circuit.
1. Figure 1 shows a 15 V battery connected in a circuit with a 30 2 resistor and two resistors, R1 and R2, of unknown resistance. A current of 0.20 A flows through resistor R1 and a current of 0.30 A flows through resistor R2. +15V R1 0.20 A 30 Q R2 0.30 A Figure 1: A resistor circuit. (a) Determine the current leaving the battery, I. (b) Determine the resistance of resistor R1. (c) Determine the resistance of resistor R2. (d) Determine the combined resistance of the circuit.
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter18: Direct-Current Circuits
Section: Chapter Questions
Problem 19P: Figure P18.19 shows a Wheatstone bridge, a circuit used to precisely measure an unknown resistance R...
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