The coefficient of friction is dimensionless.
you measure friction in Newtons
As friction is also just a type of force (an oppsoing force), it's standard unit is also Newton as of any other force.
you would have to measure it with a scaleor a a thing you would way yourself.
Friction
The term used to measure the aggressiveness of friction is coefficient of friction. It is a dimensionless value that represents the ratio of the force of friction between two surfaces to the force pressing them together.
The Watt is the unit used to measure electric power :)
The SI unit used to measure mass is kilograms. It is written as Kg.
The Newton (N) is the unit of measurement for force. It is named after Sir Isaac Newton, a renowned physicist who formulated the laws of motion.
Ampere is the unit used to measure the current.
Degrees are used to measure angles.
The Unit Used To Measure A Train Can Be Kilometer.
Class room can be measure in Meters easily :)