1.
Electromagnetic waves used in NMR spectroscopy is
2.
The helix reversal is found in
3.
If initial modulus and moment of inertia of a fibre are denoted by E and I, respectively, the bending rigidity of the fibre is expressed as
4.
Which one of the following statements is wrong?
5.
Which one of the following statements is correct with respect to a textile fibre?
6.
In case of air-vortex spinning
7.
In comparison with the ring spun yarn, air-jet spun yarn is
8.
Feed per nip of comber is around
9.
Self-cleaning action in a comber
10.
Quality of combing is better in