The focal length of a lens is -20cm. Find out its power
Answers
Answered by
0
Answer:
Here we have,
focal length= -20
Explanation:
power = 1/-20
Similar questions
Political Science,
3 months ago
Social Sciences,
3 months ago
Math,
3 months ago
Hindi,
8 months ago
Math,
8 months ago
English,
1 year ago
English,
1 year ago
English,
1 year ago