GATE (TF) Textile 2015 Question Paper Solution | GATE/2015/TF/58

Question 58 (Textile Engineering & Fibre Science)

Consider the following assertion [a] and reason [r] and choose the correct alternative from amongst A, B, C and D.
[a] Millions of shades can be produced through ink-jet printing with only four basic colours.
[r] The colours get mixed in appropriate proportions before jetting onto the fabric.

(A)[a] is right and [r] is wrong
(B)[a] is right and [r] is right
(C)[a] is wrong and [r] is is wrong
(D)[a] is wrong and [r] is right
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Frequently Asked Questions | FAQs

What is inkjet printing used for?

Inkjet printing in textiles, also known as digital textile printing, refers to the use of inkjet technology to print patterns, designs, and colors directly onto fabrics, eliminating the need for traditional screen printing or other methods of textile printing.
Inkjet textile printing offers several advantages, including high-quality output, flexibility in design, shorter production times, and reduced costs for small to medium-sized production runs. It allows for precise and detailed printing on various types of fabrics, including cotton, silk, polyester, and blends, with the ability to reproduce intricate patterns, fine lines, and vibrant colors.
The inkjet textile printing process typically involves the following steps:
Designing: The textile design is created or modified using specialized software, which allows for customization, color adjustments, and pattern placement.
Printing: The design is digitally printed onto the fabric using an inkjet textile printer, which uses inkjet printheads to deposit the ink onto the fabric in the desired pattern.
Fixation: After printing, the fabric is typically passed through a heat fixation process, which helps to set the ink onto the fabric and make it permanent. This can be done through various methods, such as heat press, steam, or dry heat, depending on the type of ink and fabric being used.
Finishing: Once the ink is fixed, the fabric may undergo additional finishing processes, such as washing, drying, and steaming, to remove any excess ink, improve color fastness, and achieve the desired handfeel or texture.

Inkjet textile printing is widely used in the fashion, home textiles, and other textile industries for a variety of applications, including clothing, upholstery, bedding, curtains, and accessories. It allows for customization, quick turnaround times, and reduced waste compared to traditional textile printing methods, making it a popular choice for on-demand and short-run production, as well as for producing unique and personalized textile products.

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