Wave OpticsHard
Question
A parallel beam of light of wavelength 6000 
falls normally on a single slit of width 1 mm and the diffraction pattern is observed on a screen 2 m away. Find the distance between the first dark fringes on either side of central bright fringe :-
falls normally on a single slit of width 1 mm and the diffraction pattern is observed on a screen 2 m away. Find the distance between the first dark fringes on either side of central bright fringe :-Options
A.2.4 mm
B.3.2 mm
C.1.2 mm
D.None
Solution
Linear width of central maximum
wx =
wx = 2.4 mm
wx =
wx = 2.4 mm
Create a free account to view solution
View Solution FreeMore Wave Optics Questions
Two point white dots are 1mm apart on ablack paper. They are viewed by eye of pupil dimeter 3mm. Approximately, what is ...A cylindrical vessel is filled with water as shown in figure. A hole should be bored so that water comes out upto maximu...In Young′s double slit experiment :...Diffraction of sound waves is more evident than light waves in daily life because :-...In a YDSE merriment two slits S1 and S2 have separation of d = 2 mm. The distance of the screen is D = m. Source S stars...