text: Therefore dimensionless. Okay sir. Next one ನೋಡಿದ್ರೆ, okay so next one ನೋಡಿದ್ರೆ, that is it describes the ratio of inertial force per unit area to the viscous force per unit area. Okay so ratio ತೋರಿಸ್ತಾ ಇರೋದು.