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Incandescent CFL LED Watts 60 14 7 kW 0.06 0.014 7 Hours 25000 25000 0.007 Quantity 20 3 25000 Cost of buying 10 71 Kw used 1500 350 175 kWh 0.15 0.15 0.15 Cost of electricity 225 52.5 26.25 Total Cost 235 58.5 33.25 Average 0.0094 0.00234 0.00133 Conclusion: Average Cost per hour for Incandescent light is $0.0094, for CFL is 0.00234 and for LED is $0.00133.

Incandescent CFL LED Watts 60 14 7 kW 0.06 0.014 7 Hours 25000 25000 0.007 Quantity 20 3 25000 Cost of buying 10 71 Kw used 1500 350 175 kWh 0.15 0.15 0.15 Cost of electricity 225 52.5 26.25 Total Cost 235 58.5 33.25 Average 0.0094 0.00234 0.00133 Conclusion: Average Cost per hour for Incandescent light is $0.0094, for CFL is 0.00234 and for LED is $0.00133.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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How did you get the average cost for this question? 

the question is from (Engineering economics analysis, p39)

Incandescent CFL LED Watts 60 14 7 kW 0.06 0.014 7 Hours 25000 25000 0.007 Quantity 20 3 25000 Cost of buying 10 71 Kw used 1500 350 175 kWh 0.15 0.15 0.15 Cost of electricity 225 52.5 26.25 Total Cost 235 58.5 33.25 Average 0.0094 0.00234 0.00133 Conclusion: Average Cost per hour for Incandescent light is $0.0094, for CFL is 0.00234 and for LED is $0.00133.
Transcribed Image Text:Incandescent CFL LED Watts 60 14 7 kW 0.06 0.014 7 Hours 25000 25000 0.007 Quantity 20 3 25000 Cost of buying 10 71 Kw used 1500 350 175 kWh 0.15 0.15 0.15 Cost of electricity 225 52.5 26.25 Total Cost 235 58.5 33.25 Average 0.0094 0.00234 0.00133 Conclusion: Average Cost per hour for Incandescent light is $0.0094, for CFL is 0.00234 and for LED is $0.00133.
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