At what speed must the landing gear operations comply to remain safe?

To ensure the safety of landing gear operations, it is essential to reference the relevant operating limits established in aviation regulations. Typically, there exists a maximum speed at which the landing gear can be safely extended or retracted to prevent damage or failure during operation.

In this scenario, a landing gear operation speed of 174 knots is established as the safe limit. This is likely derived from the aircraft's design specifications, as manufacturers test and determine these operational speeds based on structural integrity and performance characteristics during various phases of flight.

Understanding the implications of exceeding this speed is crucial. If the landing gear is operated beyond the designated safe speed, it might introduce excessive aerodynamic forces leading to malfunctions or structural damage. This is why compliance with such speed limits is critical.

The other speed choices presented are above this limit and therefore not considered safe for gear operations, which could compromise safety and flight integrity. Thus, according to aviation safety protocols and aircraft performance data, the speed of 174 knots is the correct operational limit for landing gear functions.