In the Accompanying Figure, the Yellow Circle in the Lower-Right

question 25

Multiple Choice

In the accompanying figure, the yellow circle in the lower-right corner of the rectangular graphic is a(n) ____.

• A)sizing handle
• B)resizing handle
• C)adjustment handle
• D)rotate handle

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Definitions:

Dual-Actuated Wedge Brakes

Braking systems that use two actuation mechanisms to apply pressure to a wedge, thus creating friction to slow or stop a vehicle.

Air-Actuated S-Cam Brakes

A type of brake system utilized in heavy vehicles where compressed air is used to rotate an S-shaped cam, applying the brakes.

Mechanical Efficiency

The ratio of useful work output to the total work input, measuring a machine's effectiveness in converting energy.

Trailer Parking Brake

A brake system specifically for trailers that keeps them stationary when parked.