Sequential function charts is a PLC langauge that is much like Grafcet

Indicate whether the statement is true or false


TRUE

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Fifth wheel height is defined as:

A. The distance from fifth wheel plate to the roof of the trailer when coupled B. The distance from ground level to the fifth wheel top plate C. The distance from ground level to the base of the fifth wheel D. The distance from the base of the fifth wheel to the fifth wheel top plate

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Which ice thermal storage system is the most complex?

A) Solid ice brine coil systems B) Ice on coil systems C) Ice harvesting equipment D) Ice in containers

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If two identical slings are used at an angle to the load, each sling _____

a. bears 1/2 the weight of the load b. bears more than 1/2 the weight of the load c. bears 3/4 the weight of the load d. bears less than 1/2 the weight of the load

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A timer instruction has ____________________ element(s) and a bit instruction has ____________________ element(s).

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

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