However, the effect that global warming will cause on earth are extremely serious. There are many effects that will happen in the future if global warming continues. That includes polar ice caps melting, economic consequences, warmer waters and more hurricanes, spread of diseases and earthquake.
Term RMS refers to the mathematical Root Mean Square which is an average of peaks and valleys of a materials surface profile. Ra stands for roughness average. Ra is a average of only peaks; therefore, to get an Ra, multiple your 3.2 to 6.3 by 2 to get 6.4 to 12.4 Ra. AF Kenton.
In general terms, the RMS can equate to the actual working power of an AC circuit, or you can refer it to the true power available. Watts root mean square is the effective value of alternating current electrical power compared to direct current power.  In AC there is a rms or effective value of voltage â¦ and a rms or effectice value of amperage.50 Watt RMS 250 watt RMS stands for the abbreviation of, root means square.