the sylvania supper saver 75 W light uses 20 watts, produces 1280 lumens, and costs $4.49. As an alternative, a generic 75W incandescent light bulb cost $0.40, producess 1200 lumens, and has a service life of 750 hours. compare the performance of each light by calculating the efficacy for each light and estimate how much it would cost to run each light for 4 hours per day for 300 days in a year. Assume electricity cost 9 cents per kWh 1Puses 2 Watls(b) Sylvania 40 W CFL, which uses 9 wattsand produces 495 lumens.2.31 The Sylvania Super Saver 75 W light uses20 watts, produces 1280 lumens, and costs$4.49. As an alternative, a generic 75 Wincandescent light bulb costs $0.40, produces1200 lumens, and has a service life of750 hours. Compare the performance of eachlight by calculating the efficacy for each lightand estimate how much it would cost to runcach light for 4 hours per day for 300 days inyear. Assume electricity costs 9 cents per kWhсасусachau 12.31 The Sylvania Super Saver 75 W light uses20 watts, produces 1280 lumens, and costs$4.49. As an alternative, a generic 75 Wincandescent light bulb costs $0.40, produces1200 lumens, and has a service life of750 hours. Compare the performance of eachlight by calculating the efficacy for each lightand estimate how much it would cost to runeach light for 4 hours per day for 300 days in ayear. Assume electricity costs 9 cents per kWh.E&

The efficiency is defined as the ratio of the output to the input. For a light bulb output is the…

Answered: 1P uses 2 W atls (b) Sylvania 40 W CFL,…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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the sylvania supper saver 75 W light uses 20 watts, produces 1280 lumens, and costs $4.49. As an alternative, a generic 75W incandescent light bulb cost $0.40, producess 1200 lumens, and has a service life of 750 hours. compare the performance of each light by calculating the efficacy for each light and estimate how much it would cost to run each light for 4 hours per day for 300 days in a year. Assume electricity cost 9 cents per kWh

1P
uses 2 W
atls
(b) Sylvania 40 W CFL, which uses 9 watts
and produces 495 lumens.
2.31 The Sylvania Super Saver 75 W light uses
20 watts, produces 1280 lumens, and costs
$4.49. As an alternative, a generic 75 W
incandescent light bulb costs $0.40, produces
1200 lumens, and has a service life of
750 hours. Compare the performance of each
light by calculating the efficacy for each light
and estimate how much it would cost to run
cach light for 4 hours per day for 300 days in
year. Assume electricity costs 9 cents per kWh
сасу
сach
au

12.31 The Sylvania Super Saver 75 W light uses
20 watts, produces 1280 lumens, and costs
$4.49. As an alternative, a generic 75 W
incandescent light bulb costs $0.40, produces
1200 lumens, and has a service life of
750 hours. Compare the performance of each
light by calculating the efficacy for each light
and estimate how much it would cost to run
each light for 4 hours per day for 300 days in a
year. Assume electricity costs 9 cents per kWh.
E&

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