A 0.0150-2 ammeter is placed in series with a 9.50-N resistor in a circuit. Calculate the resistance of the combination. (You may want to draw a circuit diagram of the connection.) Enter your answer using 4 significant figures. Submit Answer Tries 0/99 If the voltage is kept the same across the combination as it was through the 9.50-2 resistor alone, what is the percent decrease in current? (You do not need to enter any units.) % Submit Answer Tries 0/99 If the current is kept the same through the combination as it was through the 9.50-2 resistor alone, what is the percent increase in voltage? (You do not need to enter any units.) (Are the changes found in the previous two parts significant? Discuss.) % Submit Answer Tries 0/99

A 0.0150-2 ammeter is placed in series with a 9.50-N resistor in a circuit. Calculate the resistance of the combination. (You may want to draw a circuit diagram of the connection.) Enter your answer using 4 significant figures. Submit Answer Tries 0/99 If the voltage is kept the same across the combination as it was through the 9.50-2 resistor alone, what is the percent decrease in current? (You do not need to enter any units.) % Submit Answer Tries 0/99 If the current is kept the same through the combination as it was through the 9.50-2 resistor alone, what is the percent increase in voltage? (You do not need to enter any units.) (Are the changes found in the previous two parts significant? Discuss.) % Submit Answer Tries 0/99

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 53PE: A 1,00-?O voltmeter is placed in parallel with a 75.0kresistor in a circuit, (a) Draw a circuit...

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A 1,00-?O voltmeter is placed in parallel with a 75.0kresistor in a circuit, (a) Draw a circuit diagram of the connection, (b) What is the resistance of the combination? If the voltage across the combination is kept the same as it was across the 75.0-kresistor alone, what is the percent increase in current? (d) If the current through the combination is kept the same as it was through the 75.0-kresistor alone, what is the percentage decrease in voltage? (e) Are the changes found in parts (c) and (d) significant? Discuss.
What voltage will produce 0.2 AA of current through a 4800-ΩΩ resistor? Express your answer to two significant figures and include the appropriate units. V=
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