Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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The body of a single-acting, spring-return cylinder has ______________.
a. | one connection port | c. | no connection ports | b. | two connection ports | d. | four connection
ports |
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2.
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The 3-way DCV is used in applications where the actuator needs to be powered in
___________.
a. | one direction | c. | three directions | b. | two directions | d. | four directions |
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3.
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The 3-way DCV is held in the energized position by the _____________.
a. | operator | c. | body | b. | spool | d. | spring |
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4.
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Which pneumatic actuator converts compressed air flow into mechanical
power?
a. | Motor | c. | double acting cylinder | b. | Single acting
cylinder | d. | All of the
above |
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5.
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Pneumatic motors operate by using air pressure to create a turning force called
__________.
a. | rotation | c. | torque | b. | back pressure | d. | uni-directional |
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6.
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To reduce the noise of a pneumatic 3-position, 4-way DCV, a ____________ is
used.
a. | spring | c. | spool | b. | quick-connection fitting | d. | muffler |
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7.
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Two of the most common design types of pneumatic motors are
_______________.
a. | turbine and piston | c. | van and V-type | b. | lobed rotor and vane | d. | vane and piston |
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8.
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Symbols in pneumatics are used to show ________________.
a. | size of components | c. | port locations | b. | function | d. | pressure
settings |
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9.
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The single-acting spring return cylinder is extended by the
_________________.
a. | load | c. | spring | b. | pressure | d. | bushing |
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10.
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A dashed line in a pneumatic schematic diagram represents a(n)
_____________.
a. | main line | c. | pilot line | b. | exhaust line | d. | enclosure line |
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Matching
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Segment 1
a. | load | d. | spool | b. | three | e. | spring-return | c. | 3-way |
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11.
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The pneumatic 3-way DCV has _______ ports.
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12.
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The part of the 3-way DCV that changes the flow path is called the
_________.
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13.
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A single-acting _________ cylinder consists of a piston/rod assembly, a single
port, and a spring.
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14.
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Single-acting cylinders are returned by springs or the ________.
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15.
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A(n) ________ DCV is used when an actuator needs to be powered in one direction
only.
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Segment 2
a. | axial | d. | vanes | b. | rotary | e. | vane | c. | uni-directional | f. | mufflers |
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16.
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The pneumatic motor converts fluid power to _______ motion.
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17.
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To reduce the noise level from air motors, _________ are used in the
exhaust.
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18.
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The _________ piston air motor has a high starting torque.
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19.
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The three most commonly available pneumatic motors are the axial piston, radial
piston, and __________.
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20.
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Motors which are designed to operate in only one direction are called
______________.
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21.
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Smoother rotation is obtained from a vane type motor with more
__________.
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Segment 3
a. | air | d. | pilot | b. | rotated | e. | electric drive motor | c. | exhaust or
drain |
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22.
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A dotted line represents a(n) _____________, when using pneumatic
schematics.
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23.
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The letter M inside of a circle indicates ____________.
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24.
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Dashed lines indicate a(n) ___________ line when using pneumatic
schematics.
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25.
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Symbols may be ________ or reversed without altering their function or
condition.
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26.
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A hollow arrow in a schematic indicates that the medium is __________.
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Identifying Pneumatic Symbols Part 1
a. | Hose | e. | Pressure Gauge | b. | Shutoff
Valve | f. | Blocked
Line | c. | Regulator | g. | Muffler | d. | Filter |
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27.
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28.
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29.
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30.
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31.
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32.
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33.
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Identifying Pneumatic Symbols Part 2
a. | Tee | d. | 3-Way DCV N.C. | b. | Pilot
Line | e. | Double-Acting
Cylinder | c. | Unidirectional Pneumatic Motor | f. | Single-Acting
Cylinder |
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34.
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35.
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36.
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37.
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38.
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39.
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Identifying Pneumatic Symbols Part 3
a. | Exhaust Line | f. | 5/3 DCV Manually
Operated | b. | Lever Operator | g. | 3/2 DCV N.O. | c. | Main Conductor | h. | Cross | d. | Spring | i. | 2/2
DCV N.C. | e. | Quick Connect |
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40.
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41.
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42.
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43.
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44.
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45.
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46.
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47.
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48.
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Identifying Pneumatic Symbols Part 3
a. | Enclosure Line | c. | Flow
Direction | b. | Bidirectional Pneumatic Motor | d. | 2-Way DCV N.O. |
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49.
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50.
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51.
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52.
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