In Young’s double slit experiment, let be the two slits and C be the centre of the screen. If and is the wavelength, the fringe width will be 

a) 

b) 

c) 
d) 
In Young’s double slit experiment, let be the two slits and C be the centre of the screen. If and is the wavelength, the fringe width will be 

a) 

b) 

c) 
d) 