81. The diagram shows a potentiometer and a fixed resistor connected across a 12 V battery of negligible internal resistance. 202 12V 202 output The fixed resistor and the potentiometer each have resistance 20 2. The circuit is designed to provide a variable output voltage. What is the range of output voltages? A. 0 -6 V B. 0 – 12 V C. 6 - 12 V D. 12 – 20 V

81. The diagram shows a potentiometer and a fixed resistor connected across a 12 V battery of negligible internal resistance. 202 12V 202 output The fixed resistor and the potentiometer each have resistance 20 2. The circuit is designed to provide a variable output voltage. What is the range of output voltages? A. 0 -6 V B. 0 – 12 V C. 6 - 12 V D. 12 – 20 V

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 19PE: (a) Find the terminal voltage of a 12.0-V motorcycle battery having a 0.600- internal resistance,...

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