Science, asked by nilimap286, 4 months ago

define focal lenght ​

Answers

Answered by kstomar154934
8

Answer:

the distance between the centre of a lens or curved mirror and its focus.

Answered by humarani605
1

Explanation:

The distance between the convex lens or a concave mirror and the focal point of a lens or mirror is called the focal length. It is the point where parallel rays of light meet or converge.

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