Keyline Free It is a catalog that will give you key conversions for various key blanks. where is the angle between the velocity and the magnetic field. The SI unit for magnetic field strength B is called the tesla (T) after the eccentric but brilliant inventor Nikola Tesla (18561943), where. (b) The burning gasoline in the cylinder of a car engine is an example of a thermodynamic system. Using the 'downhill' analogy again, when water flows downhill, the driving force is gravity.
