whats a bootstrap air conditioning system?

Once a system has been started by some external power source, the working fluids sustain the process on a self sustaining basis, such a system is known as a bootstrap system. A gas turbine engine once started, sustains a bootstrap operation, because the turbine continues to drive the compressor...

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how to select appropriate fins for ur rocket...!!!

A fin is a surface used to give directional stability to any object moving through a fluid such as water or air. The size of the fins, their shape, the number to use and their placement on rocket are all questions that can be answered only by experimentation. Even in the professional field,...

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