Questions tagged [engine]

A fuel-powered component of drones or model aircraft which creates rotational force. For questions about electric propulsion, use 'motor'.

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How to calculate frictional losses in convergent nozzles and convergent-divergent nozzles?

I have searched up a lot of articles and papers relating the subject but not satisfied with the results. Most of them are showing the losses in pipes which I already know from Darcy-Wiesbach equations ...
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What sort of fuel do model jet plane engines take?

I've seen several gas powered model jet airplanes at air shows. Do these smaller engines take the same type of fuel as their full-size counterparts, or do they just use 2-cycle gas like their ...