Question

In case of three plane mirrors meeting at a point to form a comer of a cube, if incident light suffers one
reflection on each mirror (MAD)
a) the emergent ray is antiparallel to incident one
b) the emergent ray is perpendicular to incident one
c) the emergent ray is in phase with incident one
d) the emergent ray is in opposite phase with incident ray​

Answer 1

Answer:

In case of three plane mirrors meeting at a point to form a comer of a cube, if incident light suffers one

reflection on each mirror (MAD)

a) the emergent ray is antiparallel to incident one

b) the emergent ray is perpendicular to incident one

c) the emergent ray is in phase with incident one

d) the emergent ray is in opposite phase with incident ray