Q. From study of relative intensities of double pattern effects, estimate can be made of

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Q. Scattering of fine beam helps in obtaining information about internal structure of

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Q. Atomic and molecular spacing of fibre lies between

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Q. When light is passed through a photgraphic slide, it is scattered in

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Q. Increase in distance from middle of arc decreases arc's

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Q. If light is diffracted through a fibre that is gold plated, pattern formed will be

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Q. Layers of atoms producing particular reflection will make a

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Q. Broadening of spots into arcs refers to

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Q. A faint ring formed in delustred viscose is due to reflection from

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Q. Diffraction patterns obtained from objects with regular repetitive structure are

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Q. Particular reflection occurs when layer of atoms make required angle with X-ray beam like orientation of crystals around

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Q. Very useful information can be obtained from reflections occurring at

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Q. After annealing of polyester fibre, spots become

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Q. X-ray beam passing through powdered crystals is called a

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Q. Optical diffraction including optical microscopy, even by using ultraviolet radiation will give information only on

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Q. Analysis of diffraction for a three dimensional plane is

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Q. First diffraction pattern considered should be when there is

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Q. Single halo shows characteristics of

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Q. Understanding and making use of information received from light passing through slide is called as

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Q. Each layer of atom shows four spots after diffraction that are

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