Calculate the value of a, A silt of width a is illuminated

Calculate the value of a

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Reference no: EM13244288

A silt of width a is illuminated bymonochromatic light of wavelength 650nm at normal incidence. Calculate the value of a , when

(a) the first minimum falls at an angle of diffracction 30 degree

(b) the first man falls at angle of diffraction of 30 degrees. II question In a simple silt diffraction expriment first min for red light (660nm) conxides with first max of some other wavelength (lamda dash). Find the value of lamda dash.

Reference no: EM13244288

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