In majority of crystals the value of lattice constant is of the order of $3 A^{o}$ . The proper X-rays with which the crystal structure can be studied are

50 ˚ A

100 ˚ A

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10 ˚ A

50 ˚ A

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5 ˚ A

10 ˚ A

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0.1 ˚ A

2.7 ˚ A

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Solution

The correct option is D $0.1 ˚ A$ to $2.7 ˚ A$
The wavelength of X-rays used to study the crystal structure must be less than or of the order of lattice constant = $3 A^{o}$ .

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In majority of crystals the value of lattice constant is of the order of 3Ao. The proper X-rays with which the crystal structure can be studied are

The correct option is D 0.1˚A to 2.7˚AThe wavelength of X-rays used to study the crystal structure must be less than or of the order of lattice constant = 3Ao.

In majority of crystals the value of lattice constant is of the order of $3 A^{o}$ . The proper X-rays with which the crystal structure can be studied are

The correct option is D $0.1 ˚ A$ to $2.7 ˚ A$
The wavelength of X-rays used to study the crystal structure must be less than or of the order of lattice constant = $3 A^{o}$ .