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Go Back   Freemason Hirams Travels Masonic Forums > Science & Mathematics > Earth Sciences & Geology

Earth Sciences & Geology Earth Sciences & Geology

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Old 04-10-2008, 01:11 AM
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Geology Promblem?

Wave velocity 5km/sec. The reflected wave reaches the station in 0.2 seconds, how deep is the rock layer?
It is a 60, 60, 60 triange and from the strick point to the reciever point the length is 10m.

Can someone explain how to work this out, please!
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