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510s

Centuries: 5th century - 6th century - 7th century

Decades: 460s - 470s - 480s - 490s - 500s - 510s - 520s - 530s - 540s - 550s - 560s

Years: 510 511 512 513 514 515 516 517 518 519 520

Events and Trends:

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Dynabee

... rim of the groove, while the other end of the axis pushes against the lower rim of the groove. While the axis is slipping around inside the groove, the friction between the ...