An emf induced by motion relative to a magnetic field is called a motional emf. This is represented by the equation emf = LvB, where L is length of the object
What do you mean by Stefan's law? Explain what is a charge? What are the basic laws of heat radiation? What is the law of mixtures? State and explain Kirchhoff's law. What is the physics behind a bow and arrow? Which is Kirchhoff's junction rule?