Which of the following is true about...

Which of the following is true about a hexagonal unit cell ?

A

All 3 sides are equal

B

All 3 sides are different

C

All 3 angles are same and equal to 90*

D

2 angles are same and 1 is different

Verified by Experts

The correct Answer is:

A

Quartz glass has the same refractive index in all the directions since it is an amorphous solid.

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