Two plane mirrors are placed making an angle θ in between them. For an object placed in between the mirrors , if angle is gradually increased from 0∘ to 180∘, how will the number of image ; increase , decrease or remains unchanged ?
Two plane mirrors are placed making an angle θ in between them. For an object placed in between the mirrors , if angle is gradually increased from 0∘ to 180∘, how will the number of image ; increase , decrease or remains unchanged ?










