Two thin parallel slits that are 0.012 mm apart are illuminated by a laser beam of wavelength 650 nm. On a very large distant screen, the total number of bright fringes including the central fringe and those on both sides of it is

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 slits 0,125 mm apart are illuminated by light of wavelength 4500 Å . The screen is 1m away, from the plane of the slits. Find the separation between the 2nd bright fringe on both sides of the central maximum.

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 4.0 xx 10^(-6) m apart are illuminated by light of wavelength 600nm . What is the highest order fringe in the interference pattern?

In Young's double slit experiment, the two slits 0.15 mm apart are illuminated by light of wavelength 450 nm . The screen is 1.0 m away from the slits. Find the distance of second bright fringe and second dark fringe from the central maximum. How will the fringe pattern change if the screen is moved away from the slits ?

In Young's double -slit experiment, the slits are 0.5 cm apart and screen is 1m away. The slits are illuminated by sodium light of wavelength 6890 Å . What will be the distance between 3^(rd) bright fringe on one side and 4^(th) bright fringe on other side of central fringe.

In YDSE, two slits are separated by 3 mm and illuminated by light of wavelength 480 nm . The screen is 2 m from the plane of slits. Calculate the separation between 8th bright fringe and 3rd dark fringe observed on the same side of central bright fringe.

A single slit of width 0.20 mm is illuminated with light of wavelength 500 nm . The observing screen is placed 80 cm from the slit. The width of the central bright fringe will be

In Young's double slit experiment the two slits 0.12 mm apart are illuminated by monochromatic light of wavelength 420 nm. The screen is 1.0 m away from the slits . (a) Find the distance of the second (i) bright fringe , (ii) dark fringe from the central maximum . (b) How will the fringe pattern change if the screen is moved away from the slits ?