6. In a carding machine, stripping action happens at the contact area between A. Cylinder and flats B. Cylinder and taker-in C. Taker-in and doffer D. Cylinder and trumpet 7. For the following statements, circle T (for true) or F (for False): TF T F T F T F Blow room includes cleaning, blending, and carding processes. (7 points) (32 points) A small portion of the fibers on the cylinder are transferred to the doffer clothing. Weight per unit length of a lap that is fed into a carding machine is same as that of the sliver produced at the end of carding process. Grid bars in the opening/pre-cleaning machine facilitate separation and removal of trash/dust from fiber tufts. Flat-top carding is used for long staple fibers such as wool. T F T F Taker-in and doffer have same rotational direction. T F Transfer of fibers from cylinder to doffer is facilitated by longer teeth/wires on doffer. T F In a carding machine, fibers delivered from doffer pass through a trumpet to form sliver.