Physical quantities are measured as 'nu' where n is the magnitude and u is the unit. For example: A boy measured the length of a room as 3 m. Here 3 is the magnitude and m (metre) is the unit. 3 m can also be written as 300 cm.
No. The only European units I know of who were able to sustain that. kind of speed on foot were Foreign Legion-where the standard was 50. km per day. Other infantry units usually come in under 20 miles a day. (and closer to 12-15 miles per day).
the DARPA âcheetahâ is the worldâs fastest running robot, capable of moving at speeds up to 18mph. engineers of DARPA (the US defense advanced research projects agency) have set a new land speed record for a legged robot with the âcheetahâ, capable of galloping at speeds of up to 18mph.