It is required to design a helical torsion Por a window - shode. The spring is made of patented spring and Cold-drawn steel wire of Graele 4. The yield strength of the material is Gol. of the ultimate tensile strength, and the factor of Safety is 2. mean Coil diameter is kept nding moment acting on the spring is esoN-mm. The modulng of elasticity of the kNlmm?). The Sstiffness of the spring rad). Determine the wire diameter and the number of active Cuils. Also, detesomine the deflectnon.and stored strin.cnergy from space Considerations, the as 18mm. The maximum be- spring moterial is (207 should be(3 N-mm/

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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It is required to design a helical torsion
spring for a window-shade. The
and Cold-drawn steel wire of Graele 4. The yield strength
of the material is Gol. of the ultimate tensile strength, and
the factor of Safety is 2.
mean coil diameter is kept
nding moment acting on the spring is esoNemm. The
modulng of elas ticity of the
kNlmm?). The stiffness of the
rad). Determine the wire didmeter and the number of active
Cils. Also, detesmine the deflectnon and stored stain.energy.
spring
is made of patented
from
space
Considerations, the
as 18 mm. The maximum be-
moterial is (207
spring
shiuld be(3 N-mm)
spring
Transcribed Image Text:It is required to design a helical torsion spring for a window-shade. The and Cold-drawn steel wire of Graele 4. The yield strength of the material is Gol. of the ultimate tensile strength, and the factor of Safety is 2. mean coil diameter is kept nding moment acting on the spring is esoNemm. The modulng of elas ticity of the kNlmm?). The stiffness of the rad). Determine the wire didmeter and the number of active Cils. Also, detesmine the deflectnon and stored stain.energy. spring is made of patented from space Considerations, the as 18 mm. The maximum be- moterial is (207 spring shiuld be(3 N-mm) spring
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