Simplify the Following Expression

question 119

Multiple Choice

Simplify the following expression.

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Definitions:

Governor Cut-out

Governor cut-out is a mechanism in compressors or engines designed to disengage or reduce fuel supply once a predetermined speed or pressure is reached, to prevent over-speeding.

Governor Cut-in

The point at which a governor device starts to regulate or limit the speed, pressure, or other operational parameters to prevent system overloads.

Tractor Protection Valve

A safety device in air-braked vehicles that preserves air for the tractor in case of a trailer brake system failure.

Low Air Pressure

A condition where there is an insufficient amount of air within a pneumatic system or tire, which can affect performance.