Question 32 (Textile Technology & Fibre Science)
A drawframe with a 3 over 3 drafting arrangement, having an eccentric bottom middle roller of 28 mm diameter, is used to produce a sliver. The back zone and front drafts are 1.7 and 3.5, respectively. The sliver is further given a draft of 200 to produce a yarn. The wavelength (m) of the periodic fault in the yarn approximately is
| (A) | 17.6 |
| (B) | 29.9 |
| (C) | 61.6 |
| (D) | 104.7 |
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