Which type of switching is used in a POTS system?

A. packet switching
B. circuit switching
C. cellular switching
D. frame switching


Answer: B

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Minimizing the amount of time that the pilot arc is on before the cutting plasma is initiated can decrease the operational life of the electrode tip and nozzle.

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

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____ control generally incorporates an inner loop within an outer loop to achieve more precise control of the controlled variable in the process.

A. Feedforward B. Cascade C. Ratio D. All of the above

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GM calls their transmission an electrically ____________________ transmission.

Fill in the blank(s) with the appropriate word(s).

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Mechanical advantage occurs when a weight in one place lifts a heavier weight in another place.

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

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