Which meter can measure current without having to make contact with uninsulated wires?

A) Clamp-on ammeter
B) Ohmmeter
C) Continuity tester
D) Voltage tester


Answer: A

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A discrete variable Q, extra inventory units, has integer values from 1 to 10. When sampled 100 times, the following observed probability dis­tribution was obtained:


(a) Determine the sample average and standard deviation by hand.
(b) Determine the sample average and standard deviation by spreadsheet.
(c) Determine the values 1 and 2 standard devia­tions from the mean. Of the 100 sample points, how many fall within these two ranges?

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How would an electronic humidity control operate?

What will be an ideal response?

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The LMC of an internal feature is its lower limit.

Answer the following statement true (T) or false (F)

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What are lighted push buttons?

What will be an ideal response?

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