A 12V battery is connected to a light bulb and draws 150mA of current. 1. What is the electrical resistance of the light bulb? 2. How much power does it consume? 3. How much will it cost to operate this bulb for a month if the cost of electricity is $0.11 per kWh?

A 12V battery is connected to a light bulb and draws 150mA of current. 1. What is the electrical resistance of the light bulb? 2. How much power does it consume? 3. How much will it cost to operate this bulb for a month if the cost of electricity is $0.11 per kWh?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 70PQ

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