New methods for increasing the maximum power that can be transmitted by a propeller comprise, for example, arranging two contra-rotating propellers in tandem or of course fitting multiple propellers.
Indlela ezintsha zokunyusa umlinganiselo omkhulu namandla ombane onokuthi usasazwe ngephini, umzekelo, ukubeka amaphini amabini ancedisanayo kwibhayisikile eyenzelwa abantu ababini okanye ufake amaphini aphinda-phindeneyo.