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You're driving on the freeway going 90km per hour and it starts to rain. The raindrops make an angle of 40 degrees with the vertical when viewed through the driver's side window.
What is the speed of the raindrops measured by someone at rest relative to the freeway? What is the speed of the raindrops relative by you?
8 years ago

Answers

Scott
drop speed relative to rest
... s = 90 kph / tan(40º)

drop speed relative to vehicle
... s = 90 kph / sin(40º)
8 years ago

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