This article presents the development of electric turbofan engine in distributed architecture with a design thrust range 3 to 7.5 and from 30 kN for small medium-sized unmanned aerial vehicles. The subsystems are considered as separate smart modules built-in control system, exchanging data via digital channel central diagnostics unit. key units combined following subsystems: starter turbine gen...

The purpose of this study is to ascertain how customer happiness among users commuter trains influenced by expectations, value, and service quality. Multiple linear regression has been employed as the analytical technique. distribution questionnaires primary method data gathering in quantitative study. Accidental sampling employed. Participants were from Jabodetabek. Between September October 2...