Question : A diffraction pattern is obtained by using beam of red. light what will happen, if red light is replced by the blue light?
A. Bands disappear.
B. Bands become broader and farther apart.
C. No change will take place.
D. Diffraction bands become narrow and crowded together.
Answer:D
Question : A diffraction pattern is obtained by using beam of red. light what will happen, if red light is replced by the blue light?
A. Bands disappear. B. Bands become broader and farther apart. C. No change will take place. D. Diffraction bands become narrow and crowded together.