Question 28 (Textile Technology & Fibre Science)
Q.28 | Determine the correctness or otherwise of the following Assertion [a] and Reason [r] Assertion: Draw texturing of isotactic polypropylene (POY) at a relatively high speed is possible despite high crystallinity of the feeder yarn. Reason: Isotactic polypropylene (POY) has majorly smectic mesomorphic phase. |
(A) | Both [a] and [r] are true and [r] is the correct reason for [a] |
(B) | Both [a] and [r] are true but [r] is not the correct reason for [a] |
(C) | Both [a] and [r] are false |
(D) | [a] is true but [r] is false |
[Show Answer]
write here