Question 09 (Textile Engineering & Fibre Science)
| Q.9 | For the same yarn and fabric sett, the weave that gives the maximum tearing strength is |
| (A) | Plain |
| (B) | 2×2 matt |
| (C) | 5-end satin |
| (D) | 2/1 twill |
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Frequently Asked Questions | FAQs
How is tearing strength measured?
Tearing strength is the amount of force required to tear a material. It is an important mechanical property that is often used to evaluate the durability and performance of materials such as fabrics, paper, and plastics.
The most common method used to measure tearing strength is the “Elmendorf Tear Test.” This test involves cutting a rectangular or square-shaped sample of the material and then placing it in a testing machine. The machine has a pendulum arm with a fixed weight at the end. The weight is released, and the arm swings down, tearing the sample in the process. The amount of force required to tear the material is measured by the machine and reported as the tearing strength of the material.
The tearing strength is reported in units of force per unit thickness, typically expressed in pounds or newtons per millimeter or inch. The higher the tearing strength value, the more resistant the material is to tearing.