piclist 2002\11\05\164313a >
Thread: rain Sensors, was Infra-red Opto help
www.piclist.com/techref/io/sensors.htm?key=sensor
face
flavicon
face BY : Russell McMahon email (remove spam text)



> > FWIW - a raindrop has a terminal velocity of a few tens of kilometres
per
> > second. Actual velocity depends on drop size but in free fall is never
> > vast.

> Surely tens of *meters* rather than kilometers?

Whoops - yes
Tens of kilometres per hour that should have said.
Tens of kilometres per second gets you into space :-)



       RM

--
http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.


<00c201c28514$27c8b3e0$2301a8c0@Paradise> 7bit

See also: www.piclist.com/techref/io/sensors.htm?key=sensor
Reply You must be a member of the piclist mailing list (not only a www.piclist.com member) to post to the piclist. This form requires JavaScript and a browser/email client that can handle form mailto: posts.
Subject (change) rain Sensors, was Infra-red Opto help

month overview.

new search...