THEORY EXAMINATION (SEM–VIII) 2016-17 DEVELOPMENT OF WET PROCESSING

Section A 
 

Section A contains short questions that test basic concepts of textile wet processing and finishing techniques. Students need to write brief definitions and explain simple terms related to fabric finishing processes.

Example Questions from Section A:

What do you mean by delustreing?

Difference between felting and milling of wool.

Factors influencing heat setting of polyester fabric.

What is antistatic finish?

Name antistatic finishing agents.

Types of finishes applicable on cotton fabrics.

Types of finishes applicable on linen fabrics.

What is scrooping?

What is sanforisation?

What is the aim of napping?

Section B 
 

Section B contains medium-length questions that require detailed explanations of textile finishing processes, mechanisms, and testing methods. Students must explain working principles and applications of finishing treatments.

Example Questions from Section B:

Explain raising process and working of raising machine.

Describe mechanism of antistatic finish.

Difference between fire repellent and waterproof fabric.

Tests used for assessing water repellency of textiles.

Mechanism of water repellency.

Methods for producing flame retardant synthetic textiles.

Difference between water repellent and waterproof fabric.

Classification and purpose of calendering process.

Section C
 

Section C contains long and advanced questions that require detailed explanations of textile finishing machines and processes. Students must explain working principles with diagrams.

Example Questions from Section C:

Explain working of beetling machine for linen finishing.

Describe permanent setting process of wool fabrics.

Explain Swizzing and Chasing calender machines.