2. A 60-W incandescent light bulb runs continuously for 100 days. Use 3 significant digits in your answers. (a) Calculate the amount of energy used, in joules and in kilowatt hours. (b) How much heat is produced if the bulb has an efficiency of 5.00 percent?

2. A 60-W incandescent light bulb runs continuously for 100 days. Use 3 significant digits in your answers. (a) Calculate the amount of energy used, in joules and in kilowatt hours. (b) How much heat is produced if the bulb has an efficiency of 5.00 percent?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

2. A 60-W incandescent light
bulb runs continuously for
100 days. Use 3 significant
digits in your answers.
(a) Calculate the amount of
energy used, in joules and
in kilowatt hours.
(b) How much heat is
produced if the bulb has an
efficiency of 5.00 percent?

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