an object is placed at a distance of 15cm from a concave mirror and its real image is formed at 30cm in front of that mirror. The focal length of the mirror is
CBSE 2022-2023.
Important MCQ.
Class 10 Physics Question.
Important Questions of Ch: 10 Class10th NCERT.
Important MCQ of Science Class 10th.
NCERT SCIENCE.
CBSE Board state and other board.
NCERT book extra.
Share
(c) -10cm