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A. A Mechanical
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B. None of the above
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C. A D.C
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D. An A.C
Explanation
A DIAC is a full-wave or bi-directional semiconductor switch that can be turned on in both forward and reverse polarities.
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A. A temperature sensor
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B. A DC switch
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C. An AC switch
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D. A voltage regulator
Explanation
A DIAC is an AC switch.
It conducts in both directions once a certain breakdown voltage is reached.
This making it useful for switching applications in AC circuits.
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