If a load on an actuator causes it to move faster than the pump ...

[wenmo]

If a load on an actuator causes it to move faster than the pump flow is able to supply oil to it there should be a _______________ valve to prevent cavitation in the actuator:
 
  a. line relief
 b. load sense check c. load check
  c. make-up valve

Question 2

When the pressure in a caliper is released, the piston is moved back in the cylinder by ________.
 
  A) The leverage of the caliper arms B) Spring pressure
  C) The action of the piston seal D) The opening of the vent port

[angrybirds13579]

Answer to Question 1

C

Answer to Question 2

C