To calculate the cost/kg of yarn, which equation is used to calculate the raw material cost ?
Where C = fibre cost/kg
g = yarn realization
P = Price realised for wastes/kg of fibre
The minimum number of fibres required for a yarn cross section is
In a yarn manufacturing process, the cleaning index of a machine is defined as
Where DF = the direct content of the feed material
DD = the direct content of the delivered material.
The ratio of the fabric area covered by the yarn to the total fabric area is called
Among the following treatment process 90% of BOD of effluent can be reduced by
The fatigue resistance of cord fabric materials is high for