Definition of a Function. A function is a relation for which each value from the set the first components of the ordered pairs is associated with exactly one value from the set of second components of the ordered pair. Okay, that is a mouth full.
Master cylinder without booster. Single bore master cylinders: These unboosted hydraulic Master Cylinders are actuated by foot effort, via the brake pedal. The brake pressure is related to actuation force and depends on the piston bore size: the smaller the bore, the higher the pressure.
Master Cylinder And Power Brake Booster Products. The moment you press your brake pedal, you expect to stop on a dime - anything less could lead you to an accident. However, due to natural wear and tear, the rubber seals within your master cylinder can wear and cause fluid leaks.