Apparel Manufacturing II

Daffodil International University Department of Textile Engineering Faculty of Engineering Midterm Examination, Semester: Fall-2026 Course Code: 0723-315 Course Title: Apparel Manufacturing II Level & Term: L3T2 Section: F1, F2 & F3 Name & Designation of the Course Teacher: Tasphia Zaman, Lecturer and Taofir Ibne Tas Shuvo, Lecturer Time: 1.5 Hours Total Marks: 25 Answer all the questions: Briefly explain how the mechanical parts in the stitch forming system controls uniform stitching. (CO-1, PO-1, C/L-2) 5×1=5 Explain the type of seam class that could be applied to join the outseams and make belt loops of a pair of jeans with proper diagram. (CO-3, PO-2, C/L-2) 3+2=5 For the same jeans, unique topstitching is used. Interpret the mechanism of the stitch class used for topstitching with proper diagram. (CO-3, PO-2, C/L-2) 3+2=5 Choose the suitable needles for sewing thick woven and leather products with appropriate explanation. (CO-4, PO-2, C/L-5) 5×1=5 For an overlock sewing machine, needle diameter is found to be 0.075cm. Measure the needle size suitable for the machine in Singer System and mention the type of fabric you can sew with the needle. Also evaluate the problems associated with wrong needle with possible solutions. (CO-4, PO-2, C/L-5) 2+3=5