variable pitch propeller मीनिंग इन हिंदी

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The vessel is powered by two W�rtsil?8L45D diesel engines which drives two variable pitch propellers.
In 1935 the 12Ner variant was fitted with an in-flight-electrically operated variable pitch propeller.
There, early in 1934, it was contributing to long running tests of Ratier variable pitch propellers.
Well, generally, they DO have variable pitch propellers-and that's a form of gearbox.
The engine is 73.5 kW ( 98.6 hp ) Rotax 912S flat-four, driving a variable pitch propeller.
A metal, variable pitch propeller improved the take-off performance and the Maillet 21 was expected to clear a obstacle from the start of its run.
Its, air-cooled, inverted six-cylinder inline Regnier R 6 was in the nose, driving a two blade, variable pitch propeller and with its fuel stored in the fuselage.
*e-Genius, German manned electric airplane, two seated side by side high wing configuration aircraft completely manufactured of fibre composites and equipped with a retractable landing gear, propulsion realized by a permanent magnet synchronous motor with an electrical driven variable pitch propeller.
:A modern propeller driven plane will generally have a variable pitch propeller-and that is ( in effect ) a continuously variable transmission-when the propeller blades are parallel to the circle in which they travel, the blades generate almost zero thrust-as you increase the pitch of the blades, the'gear ratio'gets higher-suitable for flying at higher speeds.