Question : In Young's double slit experiment, the locus of the point P lying in a plane with a constant path difference between the two interfering waves is
A. a hyperbola
B. a straight line
C. an ellipse
D. a parabola
Answer:A
Question : In Young's double slit experiment, the locus of the point P lying in a plane with a constant path difference between the two interfering waves is
A. a hyperbola B. a straight line C. an ellipse D. a parabola