unit of specific gravity

- March 18, 2023 at 4:38 am
  
  Latifatun Ni'mah
  Subscriber
  
  Why is the unit of specific gravity Dimensionless, why not kg/m3?
- March 19, 2023 at 2:53 am
  
  Raihan Lutfianto
  Subscriber
  
  Because the equation says so. It is: Object density over the reference density. For example, object density over density of water. In that case, it is kg/m^3 / kg/m^3, thus it is dimensionless.