The result of your conversion between grav and dekameter/square second appears here
To convert between Grav and Dekameter/square Second you have to do the following:
First divide 9.80665 / 10 = 0.980665
Then multiply the amount of Grav you want to convert to Dekameter/square Second, use the chart below to guide you.
Symbol: g
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Symbol: dam/s²
No description