Two parallel slits `0.6mm` apart are illuminated by light source of wavelength `6000Å`. The distance between two consecutive dark fringe on a screen `1m` away from the slits is

Two parallel slits 1 mm apart are illuminated with light of wavelength 5000 Å, from a single slit. Interference pattern is obtained on a screen placed at 1 m from the slits, what is the distance between the first bright bannd and the seventh dark band?

Two straight and narrow parallel slits 0.3 mm apart are illuminated by monochromatic light of wavelength 5900 Å .Find the width of fringe due to interference at a distance of 0.6 m from the slits.

Two slits, 4 mm apart, are illuminated by light of wavelength 6000 Å . What will be the fringe width on a screen placed 2 m from the slits

Two slits, 4 mm apart, are illuminated by light of wavelength 6000 Å . What will be the fringe width on a screen placed 2 m from the slits

In double slit experiment , the distance between two slits is 0.6mm and these are illuminated with light of wavelength 4800 Å . The angular width of dark fringe on the screen at a distance 120 cm from slits will be

In double slit experiment , the distance between two slits is 0.6mm and these are illuminated with light of wavelength 4800 Å . The angular width of dark fringe on the screen at a distance 120 cm from slits will be

In Young's experiment, interference bands are produced on the screen placed at 1.5 m from the two slits 0.15 mm apart and illuminated by light of wavelength 6599 Å . Find (a) the fringe width and (b) the change in the fringe width if the screen is taken away from the slit by 50 cm.