www. WE A helical spring is fabricated by wrapping wire 3/4 in. in diameter around a forming cylinder 8 in. in diameter. Compute the number of turns required to permit an elongation of 4 in. without exceeding a shearing stress of 31 ksi. Use G = 12 x 10 psi. Use the formula: Tmaz = and 8= 16PR #d³ "1. ² (₁+ 64PR³n Gd4 4R

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A helical spring is fabricated by wrapping wire 3/4 in. in diameter around a forming cylinder 8 in. in diameter. Compute the number of turns required to permit an elongation of 4 in. without exceeding a shearing stress of 31 ksi. Use
G = 12 x 10° psi.
Use the formula:
Tmaz =
and
d=
16PR
πε3
64PR³n
Gd4
+
d
4R
Transcribed Image Text:www. Wi A helical spring is fabricated by wrapping wire 3/4 in. in diameter around a forming cylinder 8 in. in diameter. Compute the number of turns required to permit an elongation of 4 in. without exceeding a shearing stress of 31 ksi. Use G = 12 x 10° psi. Use the formula: Tmaz = and d= 16PR πε3 64PR³n Gd4 + d 4R
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