In the figure the ideal batteries have emfs E1 = 4.98 V and E2 = 10.6 V, the resistances are each 2.33 Q, and the potential is defined to be zero at the grounded point of the circuit. What are potentials (a)V1 and (b)V2 at the indicated points? R5 R3 (a) Number i 0.80 Units V (b) Number i 2.40 Units V

In the figure the ideal batteries have emfs E1 = 4.98 V and E2 = 10.6 V, the resistances are each 2.33 Q, and the potential is defined to be zero at the grounded point of the circuit. What are potentials (a)V1 and (b)V2 at the indicated points? R5 R3 (a) Number i 0.80 Units V (b) Number i 2.40 Units V

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 71AP: A student makes a homemade resistor from a graphite pencil 5.00 cm long, where the graphite is 0.05...

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A student makes a homemade resistor from a graphite pencil 5.00 cm long, where the graphite is 0.05 mm indiameter. The resistivity of the graphite is =1.38102/m . The homemade resistor is place inseries with a switch, a 10.00-mF capacitor and a 0.50-V power source, (a) What is the BC time constant of the circuit? (b) What is the potential drop across the pencil 1.00 s after the switch is closed?
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