(b) Supposc that there are twa alternative electric motor that provide 100 HP output: 10 Beta Motor Alpha Motor Rs. 1250000 Item Rs. 1600000 Purchase Cost 74% 92% Efficiency O & M Coșt Rs. 50000 per year Rs: 25000 per year Life 10 years 10 years Annual tax and insurance 1.5% of the investment 1.5% of the investment 15% 15% MARR (i) How many hours per year would the motors have to be operated at ful load for the annual cost to be equal? Electricity cost= Rs. 5/kw. (ii) If annual operation hour is 600 hrs., which motor should be selected?

(b) Supposc that there are twa alternative electric motor that provide 100 HP output: 10 Beta Motor Alpha Motor Rs. 1250000 Item Rs. 1600000 Purchase Cost 74% 92% Efficiency O & M Coșt Rs. 50000 per year Rs: 25000 per year Life 10 years 10 years Annual tax and insurance 1.5% of the investment 1.5% of the investment 15% 15% MARR (i) How many hours per year would the motors have to be operated at ful load for the annual cost to be equal? Electricity cost= Rs. 5/kw. (ii) If annual operation hour is 600 hrs., which motor should be selected?

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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