2. Under what condition, a two-dimensional centered rectangular lattice will become (a) a square lattice. (b) a hexagonal lattice.
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![2. Under what condition, a two-dimensional centered rectangular lattice will become
(a) a square lattice.
(b) a hexagonal lattice.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0d2fdd51-a813-4b36-89e9-f9581acfc2ee%2Fbaeb65d4-2d95-4c8a-9472-be7f899b6073%2Flykr20j_processed.jpeg&w=3840&q=75)
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