I am running a Random Vibration analysis. But the value given is 0.025G RMS. How do I input this value in the Uniform Base Excitation, acceleration tab which has g^2/Hz units? Any advice please?
I believe you will need to convert your RMS value back to PSD (g^2/Hz). This article (Converting between Sine Amplitude and PSD - m+p international) notes how you would do this and a couple useful equations:
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