When switch S in the figure is open, the voltmeter V of the battery reads 5 V. When the switch is closed, the voltmeter reading drops to 4.8 v. and the ammeter A reads 1.6 A. Find the internal resistance of the battery. A. 0.125 2 B. 1.26 0 C. 2.97 Q O D. 0.067 2 Seçimi Sıfırla

When switch S in the figure is open, the voltmeter V of the battery reads 5 V. When the switch is closed, the voltmeter reading drops to 4.8 v. and the ammeter A reads 1.6 A. Find the internal resistance of the battery. A. 0.125 2 B. 1.26 0 C. 2.97 Q O D. 0.067 2 Seçimi Sıfırla

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter28: Direct-current Circuits

Section: Chapter Questions

Problem 28.21P: Consider the circuit shown in Figure P28.21 on page 860. (a) Find the voltage across the 3.00-0...

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Question

When switch S in the figure is open, the voltmeter V of the battery reads 5 V. When the switch is closed. the voltmeter reading drops to 4.8 v. and the ammeter A reads 1.6 A. Find the internal resistance of the battery.
S
A. 0.125 2
B. 1.26 0
C. 2.97 Q
O D. 0.067 2
Seçimi Sıfırla

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