Q2: A spring is known to be made from music wire and has the following features:Free length = L = 43.75 mmOutside diameter = D. = 14.025 mmWire diameter = d = 1.422 mmThe ends are squared and ground.The total number of coils=n'=10.Shear stress Modulus=G=80 kN/mm?This spring will be used in an application where the normal operating load is to beW= 70N. For this spring, compute and/or do the following:1. Mean diameter D, inside diameter Din and spring index C.2. The expected stress at the operating load of W= 70 N.3. The deflection of the spring under the load W= 70 N.4. Solid length Ls.5. Spring constant k.

We are to determine the dimensions of the spring and the expected stress and deflection of the…

Answered: 1. Mean diameter D, inside diameter Din…

1. Mean diameter D, inside diameter Din and spring index 2. The expected stress at the operating load of W= 70 N. 3. The deflection of the spring under the load W= 70 N.

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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Question

Q2: A spring is known to be made from music wire and has the following features:
Free length = L = 43.75 mm
Outside diameter = D. = 14.025 mm
Wire diameter = d = 1.422 mm
The ends are squared and ground.
The total number of coils=n'=10.
Shear stress Modulus=G=80 kN/mm?
This spring will be used in an application where the normal operating load is to be
W= 70N. For this spring, compute and/or do the following:
1. Mean diameter D, inside diameter Din and spring index C.
2. The expected stress at the operating load of W= 70 N.
3. The deflection of the spring under the load W= 70 N.
4. Solid length Ls.
5. Spring constant k.

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