An object 50 cm tall is placed on the principal axis of a convex lenss.Its 20 cm tall image is formed on the screen placed at a distance of 10 cm from the lens.Calculate the total length of the lens
Answers
Answered by
1
Answer:
30
Explanation:
as 50-20=30 so this is the answer
Similar questions
Hindi,
6 months ago
Hindi,
6 months ago
Social Sciences,
6 months ago
Chemistry,
11 months ago
Social Sciences,
1 year ago
Social Sciences,
1 year ago