Question

Two parallel plane mirrors A and B are placed at a separation 10 cm each of length 100 cm a incident on the corner of mirror be at an angle of incidence 45 find the number of time this way is reflected from mirror A

Answer 1

first we have to find for per incidence how much distance it covers.......then in IMG 2 u will trace in 100cm coverage how many times it will encounter A. & here u go ans is 5. PS:it was a nice question

Answer 2

Hope it helps. Please refer the two attachments for answer.