Engine: General Subjects

1. A Hydraulic force is applied simultaneously in two directions against the ram by directional ports.
2. B The single-acting ram is not retracted by means of hydraulic force.
3. C The single-acting ram is both extended and retracted by means of hydraulic force.
4. D Hydraulic force applied to a single-acting ram results in a pulling motion.

Tip: press A-D to answer