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

1. Any circuit with three 6 ? resistors and one 2 ? resistor will have a total resistance 20 ?
2. The resistance of any conductor is directly proportional to its length.
3. A 250,000 circular mil conductor is designated 25 kcmil.
4. The resistance of a circuit or conductor is usually constant and does not depend upon either current or voltage.


1. False
2. True
3. False
4. True

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The performance of a proportional control system can be significantly improved by adding in a(n) ____________________ term to improve the dynamic response and reduce overshoot.

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

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Which of the following statements about how electrical current flow is induced in an alternator is correct?

A. rotating magnetic field induces a voltage into stationary windings B. stationary magnetic field induces voltage within a rotor C. current flow from the alternator is sourced from the battery banks D. current flow from the alternator is sourced from the voltage regulator

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SERCOS is ________

A) A low-cost communications single cable network with input and output devices with an embedded microprocessor for network communications B) A digital motion control network that interfaces the motion control module in the PLC with the servo motor drive through a fiber optic cable C) An open network standard that uses the producer/consumer network model to efficiently exchange time-critical application information in control systems D) An open industrial networking standard that takes advantage of commercial off-the-shelf Ethernet hardware

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Hard spots in the drum care caused by over-heating the brakes.

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

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