If a laser beam is allowed to fall along the principal axis of a concave mirror, the ray will : a) Emerge out of principal axis b) Retrace its path along principal axis c) Deviate by 10 degree d) Deviate by 45degree
If a laser beam is allowed to fall along the principal axis of a concave mirror, the ray will : a) Emerge out of principal axis b) Retrace its path along principal axis c) Deviate by 10 degree d) Deviate by 45degree
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Answer:
option b is the answer hope you like this answer