please tell me the final formula of fringe width in diffraction pattern?

Asked by Sheetal M G | 30th Mar, 2013, 04:37: PM

Expert Answer:

In single slit,
d sin(?) = n ?
where,
d = size of slit
? = angle of light coming from slit with the axis
n = order of fringe
? = wavelength
and fringe width, D
D/2L = tan (?)
where L = distance of slit with the screen

Answered by  | 30th Mar, 2013, 11:05: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.