Impinges sentence example

impinges
  • When a drift-current impinges directly upon a coast there is a heaping up of surface water, giving rise to a counter-current in the depths, which maintains the level, and this counter-current, although subject to deflection on account of the rotation of the earth, is deflected much less than a pure drift-current would be.
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  • With this arrangement of crossed slits a spot of light impinges on the photographic surface and, when the boom is steady, gives a sharp fine line.
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  • A railway from Haifa to Damascus was opened in 2905; it runs across the Plain of Esdraelon, enters the Ghor at Beisan, then, turning northwards, impinges on the Sea of Galilee at Samakh, and runs up the valley of the Yarmuk to join, at ed-Der`a, the line of the third railway.
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  • In the organ pipe - as in the common whistle - a thin sheet of air is forced through a narrow slit at the bottom of the embouchure and impinges against the top edge, which is made very p c. sharp. The disturbance made at the commencement of the blowing will no doubt set the air in the pipe vibrating in its own natural period, just as any irregular air disturbance will set a suspended body swinging in its natural period, but we are to consider how the vibration is maintained when once set going.
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