FAA AMT (Aviation Maintenance Technician) Airframe Practice Exam

Question: 1 / 1030

A 'power pack' hydraulic system is characterized by what feature?

It includes multiple hydraulic pumps for redundancy

It is exclusively used in military aircraft

Have all hydraulic power components located in one unit

A 'power pack' hydraulic system is also known as a 'packaged hydraulic system' and is designed with all hydraulic power components located in a single unit. This design provides significant advantages in terms of compactness, standardization, and weight reduction compared to traditional systems that have the hydraulic components scattered throughout the aircraft. The other options are incorrect because

A) While a power pack system may include multiple hydraulic pumps for redundancy, this is not the defining feature of this type of system.

B) Power pack hydraulic systems are used in a variety of applications, not just military aircraft.

D) While a power pack system may use synthetic hydraulic fluid, this is not a defining feature and traditional systems can also use synthetic fluid.

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Uses only synthetic hydraulic fluid for operation

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