True/False
Indicate whether the
statement is true or false.
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1.
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When working with resistance the greater the electron flow means the greater the
resistance.
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2.
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A potentiometer allows the operator to increase and decrease the amount of
resistance across the circut.
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3.
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A diode allows electrical current to flow in only one direction.
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4.
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A transistor allows a small current to control a large current, refered to as an
amplification.
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5.
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A photocell acts like a transistor when installed into a circut.
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6.
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A capicator stores electrical energy.
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7.
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An SCR acts as a switch, when a positive pulse is applied to the gate, it allows
current to flow through the rest of the circut.
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8.
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The blade guard must
be placed 1/8” above your stock?
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9.
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The band saw moves in a continuous motion, which
causes your project to lift up if not held securely to the table?
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10.
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It is acceptable to
use disc / belt sander while machine is coming up to full speed?
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11.
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Wait for machine to
come to a complete stop before moving away from machine?
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12.
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Chuck key is to
remain attached to the chuck while operating drill press?
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13.
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Reach for wood if it is caught and spinning in the
drill press?
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14.
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Always wear eye protection when using any tool?
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15.
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Wear shoes that have a covered toe and heel?
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16.
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Keep protective
guards in place and operating correctly at all times?
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17.
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Never hold the piece
to be cut in a manor that causes your arms to cross?
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18.
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The hold down fingers must be place securely
against your stock?
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19.
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The scroll saw blade
moves in a reciprocal motion, which causes your project to lift up if not secured to the table with
the hold down fingers?
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20.
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The screw can be used to change rotary motion into linear motion.
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21.
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The pitch of a screw is equal to the number of threads per inch.
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22.
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The effort on a wedge is parallel to the slope.
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23.
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Wedges can either be single or double.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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24.
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Calculate the area of the ellipse.  a. | 2.037 | c. | 2.947 | b. | 2.058 | d. | 2.387 |
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25.
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Calculate the area of the ellispe.  a. | 3.403 | c. | 3.478 | b. | 3.445 | d. | 3.409 |
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26.
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Calculate the area of the ellipse.  a. | 2.229 | c. | 2.221 | b. | 2.226 | d. | 2.586 |
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27.
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Calculate the area of the 15 sided polygon.  a. | 80.937 | c. | 80.947 | b. | 80.963 | d. | 80.384 |
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28.
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Calculate the area of the 5 sided polygon.  a. | 0.275 | c. | 0.269 | b. | 0.219 | d. | 0.214 |
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29.
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Calculate the area of the 12 sided polygon.  a. | 2.915 | c. | 2.947 | b. | 2.958 | d. | 2.986 |
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30.
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Calculate the area of the rectangle.  a. | 38.395 | c. | 38.341 | b. | 38.150 | d. | 38.156 |
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31.
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Calculate the area of the rectangle.  a. | 6.777 | c. | 6.759 | b. | 6.756 | d. | 6.723 |
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32.
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Calculate the area of the rectangle.  a. | 14.562 | c. | 14.050 | b. | 14.005 | d. | 14.000 |
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33.
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Calculate the area of the parallelogram.  a. | 1.943 | c. | 1.978 | b. | 1.969 | d. | 1.946 |
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34.
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Calculate the area of the parallelogram.  a. | 1.409 | c. | 1.427 | b. | 1.406 | d. | 1.498 |
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35.
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Calculate the area of the square.  a. | 20.945 | c. | 20.935 | b. | 20.468 | d. | 20.976 |
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36.
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Calculate the area of the square.  a. | 35.373 | c. | 35.403 | b. | 35.076 | d. | 35.476 |
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37.
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Calculate the area of the triangle.  a. | 0.492 | c. | 0.448 | b. | 0.429 | d. | 0.485 |
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38.
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Calculate the area of the triangle.  a. | 1.043 | c. | 1.475 | b. | 1.055 | d. | 1.058 |
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39.
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Calculate the area of a triangle.  a. | 0.659 | c. | 0.695 | b. | 0.633 | d. | 0.639 |
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40.
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Calculate the area of the circle.  a. | 2.456 | c. | 2.578 | b. | 2.405 | d. | 2.839 |
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41.
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Calculate the area of the circle.  a. | 1.356 | c. | 1.756 | b. | 1.798 | d. | 1.767 |
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42.
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Calculate the area of the circle.  a. | 12.149 | c. | 12.524 | b. | 12.459 | d. | 12.136 |
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43.
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Calculate the area of the circle.  a. | 11.151 | c. | 11.349 | b. | 11.169 | d. | 11.859 |
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44.
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Calculate the surface area of the rectangular prism.  a. | 81.248 | c. | 81.253 | b. | 81.259 | d. | 81.295 |
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45.
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Calculate the surface area of the retangular prism.  a. | 128.000 | c. | 132.000 | b. | 130.000 | d. | 134.000 |
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46.
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Calculae the surface area of the cube.  a. | 18.375 | c. | 18.500 | b. | 18.125 | d. | 18.750 |
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47.
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Calculate the surface area of the cube.  a. | 535.875 | c. | 535.500 | b. | 535.750 | d. | 535.815 |
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48.
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Calculate the surface area of the cylinder.  a. | 34.994 | c. | 34.340 | b. | 34.978 | d. | 34.389 |
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49.
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Calculate the surface area of the cylinder.  a. | 80.772 | c. | 80.589 | b. | 80.578 | d. | 80.774 |
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50.
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Calculate the surface area of the cylinder.  a. | 101.085 | c. | 101.283 | b. | 101.067 | d. | 101.098 |
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51.
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Calculate the volume of the cube.  a. | 308.948 | c. | 308.957 | b. | 308.916 | d. | 308.396 |
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52.
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Calculate the volume of the cube.  a. | 843.909 | c. | 843.391 | b. | 843.930 | d. | 843.342 |
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53.
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Calculate the volume of the cube.  a. | 561.351 | c. | 561.323 | b. | 561.516 | d. | 561.593 |
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54.
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Calculate the volume of the cylinder.  a. | 243.625 | c. | 243.210 | b. | 243.657 | d. | 243.354 |
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55.
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Calculate the volume of the cylinder.  a. | 175.324 | c. | 175.233 | b. | 175.343 | d. | 175.230 |
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56.
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Calculate the volume of the cylinder.  a. | 79.006 | c. | 78.003 | b. | 78.006 | d. | 78.105 |
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57.
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Calculate the volume of the rectangular prism.  a. | 49.504 | c. | 49.591 | b. | 49.530 | d. | 49.593 |
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58.
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Calculate the volume of the rectangular prism.  a. | 96.000 | c. | 94.000 | b. | 98.000 | d. | 95.000 |
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59.
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Calculate the volume of the rectangular prism.  a. | 145.000 | c. | 143.000 | b. | 149.000 | d. | 147.000 |
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60.
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Calculate the gear ratio if the driver pulley can produce 50 ft-lbs of work and
the driven pulley can produce 120 ft-lbs of work.
a. | 0.416 | c. | 0.458 | b. | 0.482 | d. | 0.410 |
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61.
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Calculate the diameter of the driven pulley if the driven pulley has 56 teeth
and the driven pulley has 20 teeth and a diamter of 2.5”.
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62.
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Calculate the angular velocity of the driven gear with 45 teeth if the angular
velocity of the driver gear with 20 teeth is 120 rpm.
a. | 53.333 rpm | c. | 56.596 rpm | b. | 54.553 rpm | d. | 59.857 rpm |
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63.
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 Calculate the Gear Ratio. a. | 1.259 | c. | 1.548 | b. | 1.333 | d. | 1.768 |
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64.
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 Calculate the gear ratio.
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65.
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 Calculate the angular velocity of the
driven gear. a. | 31.235 rpm | c. | 33.157 rpm | b. | 32.573 rpm | d. | 33.333 rpm |
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66.
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 Calculate the gear ratio.
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67.
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Calculate the work produced on a 5” diameter driven pulley if the 3”
driver pulley can produce 15 ft-lbs of work.
a. | 1.563 ft-lbs | c. | 1.439 ft-lbs | b. | 1.694 ft-lbs | d. | 1.667 ft-lbs |
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68.
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Calculate the torque out from a 20” diamter driven pulley if the driver
pulley has a diameter of 10” and produces 5 ft-lbs of torque.
a. | 2.4 ft-lbs | c. | 2.6 ft-lbs | b. | 2.5 ft-lbs | d. | 2.7 ft-lbs |
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69.
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What command would used to perform following operation?  a. | Cut Extrude | c. | Intersect Extrude | b. | Extude | d. | Midplane
Extrude |
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70.
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Before:
After:  a. | Midplane Extrude | c. | Extrude | b. | Tapered Extrude | d. | Intersect
Extrude |
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71.
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Before:
After:  a. | Extrude | c. | Insert Hole | b. | Revolve | d. | Shell |
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72.
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Before:  After:  What
tool is used to perform the above operation? a. | Extrude | c. | Loft | b. | Revolve | d. | Insert Hole |
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73.
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Before:  Step 1 & 2:  After:  What tool is used to perform the above
operation? a. | Extrude | c. | Shell | b. | Loft | d. | Sweep |
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74.
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 What tool would be used for the above
operation? a. | Chamfer | c. | Round | b. | Fillet | d. | Trim |
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75.
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 What tool would be used to perfrom the
above operation? a. | Chamfer | c. | Round | b. | Fillet | d. | Trim |
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76.
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Before:  After:  What tool
would be used to perform the above operation? a. | Copy | c. | Offset | b. | Trim | d. | Mirror |
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77.
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Before:  After:  What tool performs the above operation? a. | Mirror | c. | Polygon | b. | Copy | d. | Offset |
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78.
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Before:  After:  What
tool is used to perform the above operation? a. | Trim | c. | Rotate | b. | Mirror | d. | Move |
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79.
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Before:  After:  What
tool is used to perform the above operation? a. | Copy | c. | Project Geometry | b. | Move | d. | Place Feature |
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80.
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When given a problem dealing a lever, what does the E in the equation stands
for?
a. | Load | c. | Load Distance | b. | Effort | d. | Effort Distance |
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81.
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When given a problem dealing with a lever, what does the R in the equation stand
for?
a. | Load | c. | Load Distance | b. | Effort | d. | Effort Distance |
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82.
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When given a problem dealing with a lever, what does the LR in the equation
stand for
a. | Load | c. | Load Distance | b. | Effort | d. | Effort Distance |
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83.
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When given a problem dealing with a lever, what does the LE in the equation
stand for
a. | Load | c. | Load Distance | b. | Effort | d. | Effort Distance |
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84.
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An example of a first class lever would include which of the following?
a. | Wheel Barrow | c. | Toll Gate | b. | See Saw | d. | A board |
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85.
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An example of a second class lever would include which of the following?
a. | Wheel Barrow | c. | Toll Gate | b. | See Saw | d. | A board |
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86.
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An example of a third class lever would include which of the following?
a. | Wheel Barrow | c. | Toll Gate | b. | See Saw | d. | A board |
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87.
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If the fulcrum of a first class lever is placed 4 feet from a 56 lb load,
calculate the mechanical advantage needed for a 15 lb effort to move the load?
a. | 3.120 | c. | 3.733 | b. | 3.585 | d. | 4.555 |
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88.
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Calculate the load on a first class lever if the load is placed 5 feet from the
fulcrum, the effort is placed 7 feet from the fulcrum, and we can produce 10 lbs of effort.
a. | 11 lbs | c. | 13 lbs | b. | 12 lbs | d. | 14 lbs |
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89.
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Calculate the effort if the mechanical advantage of a first class lever is 4.5
and the load being moved is 100lbs.
a. | 11.111 | c. | 22.222 | b. | 20.212 | d. | 23.453 |
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90.
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 Calculate the mechanical advantage. a. | 1.560 | c. | 1.679 | b. | 1.666 | d. | 1.869 |
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91.
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If a pulley has 5 strands supporting the load, what is the mechanical
advantage.
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92.
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A fixed pulley has how many strands supporting the load?
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93.
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If a block and tackle pulley system has a mechanical advantage of 3, how many
stands support the load.
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94.
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Using a block and tackle system determine the number of strands that would be
required to move 1500 lbs with a 50 lb load?
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95.
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If a screw has 25 threads per inch, calculate the pitch.
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96.
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Calculate the mechanical advantage of a screw if a screw has a pitch of .34, a
diamter of .06, and Õ is equal to 3.14.
a. | 0.505 | c. | 0.587 | b. | 0.554 | d. | 0.590 |
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97.
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Calculate the mechanical advantage if a 1.25” radius wheel is driving a
.56” radius axle.
a. | 0.450 | c. | 0.448 | b. | 0.425 | d. | 0.439 |
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98.
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Calculate the effort placed on a wheel if the wheel has a mechanical advantage
of 5.6 and a resistance of 105.5.
a. | 17.451 lbs | c. | 18.839 lbs | b. | 18.401 lbs | d. | 19.420 lbs |
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99.
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Calculate torque if a wheel has a force of 190 lbs and a diamter of
5.89”.
a. | 555.90 in-lbs | c. | 559.55 in-lbs | b. | 557.42 in-lbs | d. | 560.53 in-lbs |
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100.
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 What is the measurement on the dial
calipers? a. | 0.734 | c. | 0.736 | b. | 0.735 | d. | 0.737 |
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101.
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 What is the measurement on the dial
caliper? a. | 1.401 | c. | 1.403 | b. | 1.402 | d. | 1.404 |
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102.
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What is the mean value in the given data set:
1,4,6,12,15,19,31
a. | 12.57 | c. | 13.57 | b. | 12.88 | d. | 13.88 |
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103.
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What is the mode in the given data
set:
4,5,6,6,7,7,8,9,10,11,11,11,15,17,19,34
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Matching
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Match the following words with their definition. a. | Source | d. | Receiver | b. | Encoder | e. | Decoder | c. | Transmitter | f. | Destination |
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104.
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Changes message back into usable form.
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105.
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Where the message starts.
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106.
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A device that accepts a message.
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107.
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Changing the form into a message that can be transmitted.
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108.
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A device that sends a message.
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109.
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The place the message ends up.
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Use the chart to identify the resistors:  a. | 10 ohm | e. | 1k ohm | b. | 47 ohm | f. | 3.3k ohm | c. | 220
ohm | g. | 16k
ohm | d. | 330 ohm | h. | 33k
ohm |
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110.
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Red, Red, Brown, Gold
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111.
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Brown, Black, Black, Gold
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112.
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Orange, Orange, Orange, Gold
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113.
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Orange, Orange, Red, Gold
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114.
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Yellow, Violer, Black, Gold
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115.
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Brown, Black, Red, Gold
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116.
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Orange, Orange, Brown, Gold
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117.
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Brown, Blue, Orange, Gold
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Identify the parts based on the symbols:
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118.
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LED
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119.
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Diode
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120.
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Photocell
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121.
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Resistor
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122.
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Battery
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123.
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Speaker
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124.
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Push Button
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125.
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Transistor
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