a. What is the Output Voltage of a battery that expends 7.2J of energy in moving 1C of charge? b. A 50-ohm load dissipates 200W of power. How much is the voltage and current across the load? c. If one branch of a 120-V power line is protected by a fuse of 20-A. Will the fuse carry 10-Ohm load? d. If total resistance of a series circuit is 280-Ohm. If one of the resistance is 160-Ohm. What is the sum of other two resistances? e. A 120-Ohm resistor is in series with unknown resistor. The voltage drop across the unknown resistor is 12V and power dissipated by the 120-Ohm resistor is 4.8W. Calculate the value of unknown resistor. f. A 44-Ohm resistor is in series with a 24-V motor that is drawing 300mA of current. How much is the applied voltage?

a. What is the Output Voltage of a battery that expends 7.2J of energy in moving 1C of charge? b. A 50-ohm load dissipates 200W of power. How much is the voltage and current across the load? c. If one branch of a 120-V power line is protected by a fuse of 20-A. Will the fuse carry 10-Ohm load? d. If total resistance of a series circuit is 280-Ohm. If one of the resistance is 160-Ohm. What is the sum of other two resistances? e. A 120-Ohm resistor is in series with unknown resistor. The voltage drop across the unknown resistor is 12V and power dissipated by the 120-Ohm resistor is 4.8W. Calculate the value of unknown resistor. f. A 44-Ohm resistor is in series with a 24-V motor that is drawing 300mA of current. How much is the applied voltage?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 55P: A 20.00-V battery is used to supply current to a 10-k resistor. Assume the voltage drop across any...

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