If the distance between the third fringe and nineth fringe is 0.4 nm and the wavelength of light used is 6000 am and the distance between the source and screen is 80 cm. calculate the separation between two slits
Answer (1)
21st Jul, 2020
x=n * lamda*D/d
9x-3x=(9-3)6000am*80cm/d
0.4nm=36000am*80cm/d
d= 80*36000/4 cm
d=72000 cm
according to your given data
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