How does a dual axial-flow compressor enhance the performance of a turbojet engine?

A dual axial-flow compressor significantly enhances the performance of a turbojet engine by allowing the engine to achieve higher compression ratios. The design of axial-flow compressors consists of multiple stages of rotors and stators arranged in a linear configuration, which effectively increases the air pressure as it moves through the stages.

With higher compression ratios, the engine is capable of compressing air to a greater degree before it enters the combustion chamber. This increased air pressure allows for more efficient combustion of fuel, leading to enhanced thrust and improved overall engine performance. The dual design specifically provides redundancy and can maintain efficiency across a wider range of operating conditions, contributing to the engine's ability to operate effectively at high speeds and altitudes.

In contrast, other factors such as engine weight, fuel consumption, or sound suppression are typically influenced by various design and operational parameters, but they are not the primary benefits attributed to the dual axial-flow compressor's role in achieving higher compression ratios.