In some cable-operated clutch vehicles, which device provides self -adjustment as the clutch disc wears? a. Single-plate clutch b. Clutch fork c. Quadrant ratchet d. Bell crank

The correct answer is c. Quadrant ratchet.<br /><br />In some cable-operated clutch vehicles, the quadrant ratchet provides self-adjustment as the clutch disc wears. The quadrant ratchet is a mechanism that adjusts the position of the clutch cable as the clutch disc wears down. This ensures that the clutch remains properly aligned and functions smoothly even as the disc wears.