Necessity
Some implications of the displacement current follow, which agree with experimental observation, and with the requirements of logical consistency for the theory of electromagnetism.
Read more about this topic: Displacement Current
Famous quotes containing the word necessity:
“Were it not for the corruption and viciousness of degenerate men, there would be no ... necessity that men should separate from this great and natural community, and by positive agreements combine into smaller and divided associations.”
—John Locke (1632–1704)
“Mr. Speaker, at a time when the nation is again confronted with necessity for calling its young men into service in the interests of National Security, I cannot see the wisdom of denying our young women the opportunity to serve their country.”
—Lyndon Baines Johnson (1908–1973)
“The sadness of the women’s movement is that they don’t allow the necessity of love. See, I don’t personally trust any revolution where love is not allowed.”
—Maya Angelou (b. 1928)