Textile Engineering > GATE 2018 > Synthetic Fibres
If the density of 100% crystalline polyethylene is 1000 kg⋅m⁻³ and that of 100% amorphous polyethylene is 865 kg⋅m⁻³, what is the mass fractional crystallinity of a polyethylene fiber with a density of 970 kg⋅m⁻³, accurate to two decimal places?
Correct : 0.79 to 0.81
Similar Questions
Assuming the atomic mass of H=1, C=12, N=14 and O=16, the molecular mass of a repeat unit of Nylon 6 fibre is
Determine the correctness or otherwise of the following Assertion [a] and Reason [r] Assertion: Draw texturing of isotactic polypropylene (POY) at a relatively...
Group I gives a list of fibres and Group II contains their applications. Match the fibre with its application.
Total Unique Visitors
Loading......