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Three particles A,B and C are projectied...

Three particles A,B and C are projectied from the same point with the same initial speeds making angles `30^(@),45^(@)` and `60^(@)` respectively with the horizontal. Which of the following statement is correct?

A

In the unit cell of rhombic Sulphur, the axial distances are equal and the value of each axial angle is `90^@`

B

Amorphous solids are anisotropic in nature

C

Silicon doped with Arsenic impurity is a p-type semiconductor

D

In MnO, all the domains are aligned in the same direction

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