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[" A slit of width "a'" is inuminated by...

[" A slit of width "a'" is inuminated by light of "],[" a are length "6000A^(@)" .For what value of "a" will the "],[" i) I'maxima will fall at an angle of "30^(@)" ,after "],[" defraction."],[" ij first minima will fall at an angle of "30^(@)" after "],[" defraction."]

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A slit of width 'a' is illuminated by a light of wavelength 6000Å . For what value of 'a' will be first maximum fall at an angle of diffraction of 30° ?

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A silt of width 'a' is illuminated by light of wavelength 6000 A^(@) FOR What value of 'a will the :- (i) First maximum fall at an angle of diffraction of 30^(@) ? (ii) First minimum fall at an angle of diffracton 30^(@) ?

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A narrow slit of width 'a' is illuminated by a light of wavelength 6000Å. For what value of 'a' do the following events occur?- i. first maximum falls at an angle of diffraction of 30^(@)