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SKT Book 1 > B1U2 Special Tools And Test Equipment > Flashcards

B1U2 Special Tools And Test Equipment Flashcards

1
Q
  1. What kinds of measurements of objects can you make using the slide caliper?
A
  1. Inside and outside measurements.
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2
Q
  1. What are three types of torque wrenches?
A
  1. Bending beam, dial indicator, and preset ratchet types.
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3
Q
  1. How do you take a reading using a contact handheld tachometer?
A
  1. Carefully place the tachometer adapter snugly against the rotating surface and observe the reading.
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4
Q
  1. What is the key to reliable soldering?
A

Cleanliness.

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5
Q
  1. When soldering, what should you do when the surfaces of the connection reach a temperature sufficient to melt solder?
A

Apply a proper amount of solder directly to the connection.

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6
Q
  1. How can you make an effective wick to remove solder?
A

By stripping the braided shield from a piece of coaxial cable or by removing the insulation from a piece of multi-strand wire.

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7
Q
  1. When measuring voltage, how do you set the probes on a powered circuit?
A

In parallel with the source.

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8
Q
  1. When measuring amperage, how do you set the probes on a powered circuit?
A

In series with the circuit.

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9
Q
  1. What is the sequence for testing current in an AC or DC circuit?
A

Turn off the circuit to be tested, place the meter in series, turn power on, take reading, power off, and then disconnect probes.

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10
Q
  1. When testing for continuity, what do you have to ensure before testing the component?
A

The component is isolated and the power to the circuit is turned off.

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11
Q
  1. What meter can be used to check the current value of a circuit without any circuit interruption?
A

Clamp-on ammeter.

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12
Q
  1. What must you do before connecting a megohmmeter?
A

Set the selector to the proper setting and connect the test leads to the meter.

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13
Q
  1. What is the first thing you must do when identifying phase rotation?
A

Shut off and lock out power source.

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14
Q
  1. What tool is often used to test the overall condition of a battery?
A

Battery load tester.

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15
Q
  1. Where are the leads of an earth resistance tester installed to test a ground?
A

A minimum distance of 64 ft. from the probe stake.

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16
Q
  1. (005) Which tool measures the depth of an item?

a. Caliper.
b. Depth gage.
c. Torque handle.
d. Outside micrometer.

A

B. Depth Gage.

17
Q
  1. (005) Which tool do you use for determining the thickness of objects, the distance between surfaces, and the depth of openings in mechanical parts?

a. Calipers.
b. Depth gage.
c. Torque handle.
d. Inside micrometer.

A

A. Calipers

18
Q
  1. (005) Which tool do you use to tighten a nut or bolt to a given amount of pressure?

a. Torque wrench.
b. Ratchet handle.
c. Boxed end wrench.
d. Open ended wrench.

A

A. Torque Wrench

19
Q
  1. (005) What type of handheld tachometer is equipped with reflective strips and the tachometer?

a. Laser.
b. Photo.
c. Contact.
d. Pneumatic.

A

B. Photo

20
Q
  1. (006) What is the key to reliable soldering?

a. Clarity.
b. Low heat.
c. High heat.
d. Cleanliness.

A

D. Cleanliness

21
Q
  1. (006) When preparing equipment for soldering, after you clean and dress the soldering tip, you heat and tin it with what?

a. Flux.
b. Solder.
c. Leather.
d. Steel wool.

A

B. Solder

22
Q
  1. (006) When preparing equipment for soldering, clean terminals with a pencil-style typewriter eraser until the tinned surfaces are

a. dull and gray.
b. bright and shiny.
c. dark and reflective.
d. brilliant and dreary.

A

B. Bright and shiny

23
Q
  1. (007) When measuring voltage using a multimeter, you connect the probes in

a. series with the power source.
b. parallel with the power source.
c. series with the electrical unit to be tested.
d. parallel with the electrical unit to be tested.

A

B. Parallel with the power source

24
Q
  1. (007) What are the correct steps (in the correct order) to measure current in an alternating current or direct current circuit?
    a. Power off, connect probe, power on, power off, disconnect probe, and take reading.
    b. Power off, connect probe, power on, take reading, power off, and disconnect probe.
    c. Connect probe, power off, take reading, power off, disconnect probe, and power on.
    d. Connect probe, power on, take reading, power off, power off, and disconnect probe.
A

B. Power off, connect probe, power on, take reading, power off, and disconnect probe.

25
Q
  1. (007) When checking amperes in a circuit with a clamp-on ammeter, a safety precaution is to make sure the test probes are

a. disconnected from the input jacks.
b. connected in parallel to the circuit.
c. connected in series to the circuit. d. connected to the input jacks.

A

A. disconnected from the input jacks.

26
Q
  1. (008) Which device is a quick and convenient tool for determining the overall condition of a battery?

a. Vibroground.
b. Frequency meter.
c. Recording meters.
d. Battery load tester.

A

D. Battery load tester

27
Q
  1. (008) When load testing batteries, how many seconds do you hold the load switch on the tester?

a. 5.
b. 15.
c. 10.
d. 20.

A

C. 10.

28
Q
  1. (008) Which test instrument is used for testing grounds?

a. Ammeter.
b. Multimeter.
c. Megohmmeter.
d. Earth resistance tester.

A

D. Earth resistance Tester

29
Q
  1. (008) When doing the 3-pole fall of potential ground test using the earth resistance tester, at a minimum, how far apart must your probe stake be from the earth ground electrode?

a. 64 feet.
b. 46 feet.
c. 128 feet.
d. 64 meters.

A

A. 64 feet.

30
Q
  1. (008) When installing current transformers clamps, which way does the arrow need to point?

a. Against current flow.
b. With current flow.
c. Either with or against current flow.
d. 120 electrical degrees from current flow.

A

B. With current flow.

SKT Book 1 (6 decks)

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