The focal length of a concave mirror is 7.5 cm. What is its radius of curvature?
Answers
Answered by
4
Answer:
15cm
Explanation:
r = 2f
2 x 7.5 = 15
Similar questions
Social Sciences,
4 months ago
English,
4 months ago
Math,
9 months ago
English,
1 year ago
English,
1 year ago