IDIS 403 Chapter 6 Questions with Detailed Verified Answers

IDIS 403 Chapter 6 Questions with Detailed
Verified Answers
In a directional control valve, port _____ receives fluid flow from the pump, while
port ______ returns fluid flow to the reservoir Ans: a. A; B

b. B; A

c. P; T

d. D; T



c. P; T

Solenoids alone are not strong enough to move a directional control valve spool when
fluid flow is greater than ______ gpm Ans: a. 20

b. 25

c. 35

d. 50



b. 25

In a directional control valve schematic symbol, ____ the position boxes depict the
direction of fluid flow for each spool position Ans: a. external arrows outside

b. internal arrows inside

c. diagonal lines outside

, d. T-shaped symbols



b. internal arrows inside

A(n) ______ -center position directional control valve allows a hydraulic system to
operate with more than one actuator and with each actuator operating independently
of the others Ans: a. closed

b. float

c. open

d. tandem



a. closed

A(n) ____ is an internal component of a directional control valve that is used to
control fluid flow and to connect internal passages and ports Ans: a. actuator

b. piston

c. plunger

d. spool



d. spool

There are _____ different subplate designs Ans: a. two



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