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. oldal
However , a motor will itself consume current as it rotates and therefore , as shown in Fig . 2 , it is made to drive a very precise dynamo called a tachogenerator , which exactly offsets the acceleration voltage produced by the ...
However , a motor will itself consume current as it rotates and therefore , as shown in Fig . 2 , it is made to drive a very precise dynamo called a tachogenerator , which exactly offsets the acceleration voltage produced by the ...
10. oldal
This increase in activity stems from the realization that , because of the inherent simplicity of the solid - propellent rocket motor and absence of moving parts , the requirement for instant readiness is much more likely to be ...
This increase in activity stems from the realization that , because of the inherent simplicity of the solid - propellent rocket motor and absence of moving parts , the requirement for instant readiness is much more likely to be ...
12. oldal
and ASTRONAUTICS Raven motor attached to screw - feed machine while being charged with propellent . This is delivered on an endless belt through the aperture in dividing wall . within three years . Assuming a propellent specific impulse ...
and ASTRONAUTICS Raven motor attached to screw - feed machine while being charged with propellent . This is delivered on an endless belt through the aperture in dividing wall . within three years . Assuming a propellent specific impulse ...
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addition Aero Aeroplane and Astronautics Air Force aircraft airline Airport American application ASTRONAUTICS Aviation Bristol British carry chief Club Command complete continue cost course director effect Electric engine equipment experience flight flying four fuel give ground Group helicopter House important increased industry installed interest landing launching LIMITED load London manager manufacturers ment miles missile month navigation offer Officer operating orbit passengers performance Phone pilot plans position possible present pressure problem production programme radar radio range received recent record rocket route Royal satellite space speed Squadron stage standard supply Telephone transport United vehicle week weight wing World