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Motor A Motor B Investment Php 27,300 Php 35,000 Electrical efficiency 85% 89% Maintenance per year Php 450 Php 670 Life, years 10 10 Money is worth 19%. If the expected usage of the hoist is 720 hours per year, what would the cost of

Motor A Motor B Investment Php 27,300 Php 35,000 Electrical efficiency 85% 89% Maintenance per year Php 450 Php 670 Life, years 10 10 Money is worth 19%. If the expected usage of the hoist is 720 hours per year, what would the cost of

ENGR.ECONOMIC ANALYSIS
ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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3. Two electric motors are being considered to power an industrial hoist. Each is capable of providing 100 hp. Pertinent data for each motor are as follows: Motor A Motor B Investment Php 27,300 Php 35,000 Electrical efficiency 85% 89% Maintenance per year Php 450 Php 670 Life, years 10 10 Money is worth 19%. If the expected usage of the hoist is 720 hours per year, what would the cost of electrical power have to be before Motor A is favored over Motor B? (Answer is in Php per kwh.)
Transcribed Image Text:3. Two electric motors are being considered to power an industrial hoist. Each is capable of providing 100 hp. Pertinent data for each motor are as follows: Motor A Motor B Investment Php 27,300 Php 35,000 Electrical efficiency 85% 89% Maintenance per year Php 450 Php 670 Life, years 10 10 Money is worth 19%. If the expected usage of the hoist is 720 hours per year, what would the cost of electrical power have to be before Motor A is favored over Motor B? (Answer is in Php per kwh.)
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