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Can some one explain the concept of thrust-to-weight ratio and why big factor of airplane design?
If the thrust-to-weight ratio is to low does this mean it is too heavy and will not take of? No matter how strong the engine is or power you give it? So engineers want high thrust-to-weight ratio?
Also why is energy efficiency big factor if works or not? If it has low energy efficiency does this mean it takes more power than all the components it self?
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