The diffraction pattern of a crystalline solid gave a peak at 2 \theta=60^{\circ}. Its ' d ' value is 1.54 Å. What is the wavelength (in cm ) of X -rays used? ( \sin 30^{\circ}=0.5, \sin 60^{\circ}=0.866, {\n}=1)

TS EAMCET Medical 7 May 2024 Shift 2 Paper

Question : 141 of 160

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The diffraction pattern of a crystalline solid gave a peak at 2θ=60∘. Its ' d ' value is 1.54Å. What is the wavelength (in cm ) of X -rays used?
(sin‌30∘=0.5,sin‌60∘=0.866,n=1)

1.54
8.89×10−9
1.54×108
1.54×10−8

Validate

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