Which of the following crystal systems has unit cell with `a=bnec` (a, b & c are the edge lengths)-

In which of the following crystal systems F.C.C unit cells exists ?

In which of the following crystal system F.C.C unit cells exists?

Tetragonal crystal system has the unit cell dimensions:

Which of the following statements is//are correct about TVs in an fcc unit cell? Given: Edge length = a Body diagonai = b

Which of the following statements is//are correct about TVs in an fcc unit cell? Given: Edge length = a Body diagonai = b

Which of the following statements is//are correct about TVs in an fcc unit cell? Given: Edge length = a Body diagonai = b

Which of the crystal systems have all the axial distances (or edge lengths )equal?