____________________ switches are noncontact-type switches that are used to sense the presence or absence of an object without actually contacting the object.
Fill in the blank(s) with the appropriate word(s).
Proximity
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To obtain complete voltage control, the triac, like the SCR, must be ____________________.
Fill in the blank(s) with the appropriate word(s).
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Traction control uses the antilock braking system and other devices to limit ________ of the drive wheel during acceleration
A) Positive slip B) Side slip C) Negative slip D) None of these
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Why are the input variables to a PAL buffered?
A) To prevent power drain when the inputs are not changing B) To prevent loading by a large number of AND gate inputs C) To allow the input to be enabled D) To protect the inputs during programming of the PAL
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The power source of a hydraulic system is __________.
A. a compressor B. a pump C. gravity D. a boiler
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