The best general purpose PLC language for doing a variety of control requirements is

A) Instruction List.
B) Function Block Diagrams.
C) Ladder Logic.
D) Sequential Function Charts.
E) Structured Text.


C

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The ____ pressure switch is interchangeable with existing electromechanical pressure switches.

a. sealed piston b. Bourdon tube c. diaphragm d. solid state

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A disease caused by bacteria that enter the animal’s body through a puncture wound is called

____________________.

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

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Technician A says that a DD axial power turbine (APT) uses a constant geometry (CG) turbine principle.  Technician B says that DDC claim their APT can add over 100 horsepower to engine output potential. Who is correct?

A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B

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An antenna lead-in wire should have how many ohms of resistance between the center terminal and the grounded outer covering?

A) Infinity (OL) B) 300-500 ohms C) 5-50 ohms D) < 5 ohms

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