Q. In ring spinning frame, roving bobbin is in the

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Q. Yarn from draft cylinders to wounding on tube cylinder passes through

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Q. As bobbin diameter varies, coils are

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Q. Number of twists is measured in

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Q. 'C' type traveler is

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Q. Structure of yarn obtained from modern rotor spinning frame as compared to conventional machine is

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Q. Quality control of roving is done by controlling

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Q. Machine is mounted on modules of

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Q. Twists in an open end frame are

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Q. Movement of spindle is driven by

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Q. In order to avoid spinning triangle, fibers must be

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Q. As thread breaks, it is collected by

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Q. Twist coefficients are determined by cotton

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Q. Traveler in steel is delicate because it cannot control

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Q. Traveler speed determines the

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Q. Number of twists =

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Q. System made up of travelling cleaner and reserve yarn cleaner is called as

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Q. Features of yarn produced by rotor spinning frame as compared to conventional ring yarns are

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Q. Twist rate of roving has a value of

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Q. Rise time of winding is 3 times longer than descent time in order to ensure

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