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The efficiency of a power screw does nột depend on which of the following variables. Hint: Look at the equati the ingredients to see what cancels. A. dm,mean diameter B. I, lead C. W, load

The efficiency of a power screw does nột depend on which of the following variables. Hint: Look at the equati the ingredients to see what cancels. A. dm,mean diameter B. I, lead C. W, load

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The answer is one of the options below please solve carefully and circle the correct option Please write clear .
The efficiency of a power screw does not depend on which of the following variables. Hint: Look at the equation for efficiency and re-express some o the ingredients to see what cancels. A. dm,mean diameter B. I, lead C. W, load D. f, thread friction coefficient
Transcribed Image Text:The efficiency of a power screw does not depend on which of the following variables. Hint: Look at the equation for efficiency and re-express some o the ingredients to see what cancels. A. dm,mean diameter B. I, lead C. W, load D. f, thread friction coefficient
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formula for efficiency of power screw is given byη=Fl2πThere F=load in newtonl=lead T=torquetorque is given by T=force×mean diameter2we know  that

 

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