In a Young's double-slit experiment, each slit individually produces intensity I and the fringe width is 6 mm. On the positive-y side, point P lies between the third dark fringe and the third bright fringe, and the resultant intensity at P is 3I. If P is N mm above the third dark fringe, find N.
Physics · Wave Optics · young's dubble slit experiments
In a Young's double-slit experiment, each slit individually produces intensity I and the fringe width is 6 mm. On the positive-y side, point P lies between the third dark fringe and the third bright fringe, and the resultant intensity at P is 3I. If P is N mm above the third dark fringe, find N.