Question 35 (Textile Technology & Fibre Science)
The punch density of a needle punched nonwoven fabric is 50 punches/cm2. If the stroke frequency of needle bed is doubled and the fabric delivery speed is halved, then the punch density (punches/cm2) would be
| (A) | 25 |
| (B) | 50 |
| (C) | 100 |
| (D) | 200 |
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