Difference between G-force and Grms • Physics Forums
Sep 26, 2012 · Grms is the root mean square of the accelerometer output. It is calculated by squaring the magnitude of the signal at every point, finding the mean value of the squared …
How to relate Grms with everyday experience - Physics Forums
Nov 23, 2014 · The discussion centers on the interpretation of 25Grms in relation to everyday experiences with vibrations. It is established that 25Grms represents a significantly high level …
Deriving relationship between LVDT and mass spring damper
Nov 25, 2015 · The discussion focuses on deriving the dynamic equation that relates the voltage output of a linear variable differential transformer (LVDT) to the external position in a mass …
Confusion with dB equation - 10 or 20? • Physics Forums
Oct 7, 2012 · how do you know when to use dB= 20log(ratio of input/output quantities) or dB=10log(ratio of output and inout). voltage seems to be 20, power seems to be 10... but how …