Deck 12: Fluid Power

Question 1

If fluid can flow through a valve in its normal state, it is said to be a ____ valve.

A) normally closed
C) faulty
B) normally opened
D) effective

Answer 1

B

Question 2

____ is defined as the amount of pressure that is developed for every inch of rise in elevation above the point of measurement.

A) Barometric pressure
C) Static head pressure
B) Elevated pressure
D) Compounded pressure

Answer 2

C

Question 3

A blocked hydraulic system is referred to as ____.

A) deadheaded
C) nonfunctional
B) static head pressured
D) overloaded

Answer 3

A

Question 4

The word ____ refers to something that is to be operated by the movement and pressure of a liquid.

A) component
C) equipment
B) hydraulic
D) pneumatic

Question 5

Which of the following is a rotary actuator?

A) A motor
C) An accumulator
B) A cylinder
D) The reservoir

Question 6

A perfect vacuum is ____.

A) 14.7 psi
C) 30 in. Hg
B) 0 psig
D) 27 in. Hg

Question 7

In pneumatics, what does FLR stand for?

A) reservoir flow
C) fluid recuperator
B) reverse fluid flow
D) filter, lubricator, and regulator

Question 8

The word ____ refers to a fluid power system that uses compressed air or a vacuum.

A) component
C) equipment
B) hydraulic
D) pneumatic

Question 9

____ are often referred to as linear actuators.

A) Motors
C) Accumulators
B) Cylinders
D) Reservoirs

Question 10

The pressure-relief valve is a pressure control valve and not a(n) ____________________ or flow control device.

Question 11

Which of the following would not be considered a pressure control valve?

A) A poppet valve
C) A pressure regulator
B) A pressure relief valve
D) A check valve

Question 12

____ is only present when there is a restriction against the flow of the fluid.

A) Flow
C) Movement
B) Pressure
D) Control

Question 13

Which of the following is not an advantage that fluid power would have over mechanical power?

A) cost
C) accuracy
B) ease of control
D) constant force

Question 14

Which of the following is not considered a flow control valve?

A) A gate valve
C) A ball valve
B) A pressure regulator
D) A two-way, sliding spool valve

Question 15

Which of the following would not be considered a directional control valve?

A) A two-way, sliding spool valve
C) A four-way, sliding spool valve
B) A three-way, sliding spool valve
D) A five-way, sliding spool valve