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A winch mechanism with a handle length of 30 cm and a drum diameter of 8 cm is used to lift a 45 kg load. a. What is the VR of the winch? b. If 73.5 N of force is required to lift the load, what is the MA? c. What is the mechanical efficiency of the winch?

A winch mechanism with a handle length of 30 cm and a drum diameter of 8 cm is used to lift a 45 kg load. a. What is the VR of the winch? b. If 73.5 N of force is required to lift the load, what is the MA? c. What is the mechanical efficiency of the winch?

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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A winch mechanism with a handle length of 30 cm and a drum diameter of 8 cm is
used to lift a 45 kg load.
a. What is the VR of the winch?
b. If 73.5 N of force is required to lift the load, what is the MA?
c. What is the mechanical efficiency of the winch?
d. How many turns will be required to lift the weight 0.85 meters?

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