| 21. | Actually, the elevator is powered by one of those newfangled electrical motors that have become so popular.
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| 22. | They built extensive electrical generation and distribution systems, one of the first large-scale uses of large electrical motors.
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| 23. | Cycle rickshaws used outside Asia often are mechanically more complex, having multiple electrical motors to provide additional power.
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| 24. | In 1900 the turbines started to drive electric generators to power the machines, which had individual electrical motors.
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| 25. | The mechanical energy input can be supplied by an electrical motor, or an internal combustion engine, for example.
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| 26. | Starting in the 1860s bellows were gradually replaced by wind turbines which were later directly connected to electrical motors.
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| 27. | "Paul David's electrical motor has nothing to do with the knowledge-intensive process of work in a service economy ."
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| 28. | This really caught on in the 1960s with the introduction of better electrical motors and the improvement of plastics.
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| 29. | Then came the tractors, first on railways then on tyres since 1933, with electrical motors first and later diesel engines.
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| 30. | He turned on the new switch, which indeed resulted in a grrrring electrical motor noise but no crunching disposal sound.
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