Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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The purpose of turning the drill on before attempting to drill a hole is to
____.
a. | see if the drill operates. | c. | make sure the chuck key has been
removed. | b. | see if the drill bit is running true. | d. | none of these. |
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2.
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The purpose of moving the drill and bit up and down often when drilling deep
hole is to __________________.
a. | ream the hole slightly larger. | c. | help keep the hole
centered. | b. | give the drill operator better drilling leverage. | d. | reduce overheating in the drill
bit. |
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3.
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If a large capacity portable drill bit hangs during the drilling operation what
will likely happen?
a. | The bit will break. | c. | The drill will likely stall out and overheat. | b. | The drill will twist
in the operator's hands causing a sprained wrist or bruised fingers. | d. | The hole will become badly
distorted. |
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4.
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What kind of pressure should be applied to a drill during the drilling
operation?
a. | Light, even. | c. | Moderate, even. | b. | Medium, even. | d. | Heavy, even. |
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5.
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What type of drill speed is needed for wood drilling operations?
a. | Low | c. | Medium | b. | Low-medium | d. | High |
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6.
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What type of drill speed is needed for most metal drilling operations?
a. | Low | c. | Medium-high | b. | Medium-low | d. | High |
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7.
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The purpose of a pilot hole when drilling is to ____________.
a. | make the final hole drilling operation easier. | c. | reduce the feed pressure needed to
drill the hole. | b. | guide the final drilling operation and achieve a more accurately place
hole. | d. | allow the final hole
to be drilled at a faster rpm and achieve a smoother finish. |
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8.
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To prevent seizing when drilling the operator should ____________.
a. | reduce the rpm's of the portable electric drill | c. | use a high speed drill
bit. | b. | lubricate the drill bit. | d. | reduce the feed pressure when the bit is about to come through the material being
drilled. |
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Matching
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a. | Pistol Grip | e. | Electrical Cord | b. | Chuck | f. | Chuck Wrench | c. | Reversing
Switch | g. | Switch
Lock | d. | Cord Strain Reliever | h. | Trigger Switch |
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9.
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#1
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10.
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#2
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11.
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#3
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12.
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#4
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13.
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#5
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14.
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#6
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15.
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#7
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16.
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#8
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