Answer:0.369 m
Step-by-step explanation:
Given
Distance between slit and screen is 
Wavelength 
Angle between zeroth order bright fringe and Fourth-order bright fringe is 
let distance between the slits be d
Distance of n th bright fringe From central Fringe is given by

Also 



Answer:
144
Step-by-step explanation:
6^2 = 6x6 = 36
36 x 4 = 144
Answer:
512(cm)3
Step-by-step explanation:
Answer:
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