Technician A says the spool valve got its name because of its resemblance to the spool that thread or fishing line comes on. Technician B says that with a spool valve, the clearance between the land and the bore must be just great enough to prevent the valve from sticking as it moves back and forth.
A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because the spool valve is named for its resemblance to a thread spool. Technician B is correct because the clearance is crucial to prevent sticking while allowing smooth movement.

Technician a Says the Spool Valve Got Its Name Because