Motional EMF is a key concept in understanding induced EMF as described by Faraday's Law. Faraday's Law is a fundamental principle in physics that cannot be derived from simpler laws but was established through careful experimentation. Maxwell later formalized these observations into mathematical equations, which were further refined by Heaviside. The discussion emphasizes the historical significance of these developments in electromagnetism. Overall, the relationship between motional EMF and Faraday's Law is rooted in experimental findings rather than a singular "real explanation."