Q. Experimentally, degree of localization of order must be estimated from

View solution

Q. Fibrils in wool are seperated by a chemically

View solution

Q. Length /width ratio ranges to unity for

View solution

Q. Percentage accessibility of potato starch measured by exchange of hydroxyl hydrogens for deutrium is

View solution

Q. Length /width ratio ranges to zero for

View solution

Q. Fibers as well as sheets and blocks of same polymer donot have

View solution

Q. Value of hailwood horrobin in mercerized cotton is calculated to be

View solution

Q. Length in length/width ratio refers to direction of

View solution

Q. Molecular extent in highly folded forms approximates to

View solution

Q. Sharp spots in four point diagram indicates that fibers consists of

View solution

Q. Flattened micelles merges into

View solution

Q. Mean angle between chain molecules and fibre axis is called as

View solution

Q. Large crystals have

View solution

Q. Cotton is totally crystalline with disorder between fibrils coming from

View solution

Q. In polymers, as compared to metals defects can move and eliminate

View solution

Q. Fibers with high crystalline regions and high performance have fibrillar structure which is

View solution

Q. For low crystallinity fibers like in cellulose, structure proposed by Hearle is a

View solution

Q. Percentage accessibility of mercerised sulphite pulp measured by exchange of hydroxyl hydrogens for deutrium is

View solution

Q. In partial orientation structure, chain molecules approach but donot achieve alignment parallel to

View solution

Q. Length /width ratio ranges from infinity for

View solution