Science, asked by genius5949, 7 months ago

when do the focal length is negative and when it is positive

Answers

Answered by anjalimeena16

1

Answer:

A positive focal length means that the focal point of the lens is on the other side of the lens from where the object is placed. On the other hand, a negative focal length means that the focal point is on the same side of the lens as where the object is placed.

Answered by sara210506

0

Answer:

A positive focal length means that the focal point of the lens is on the other side of the lens from where the object is placed. On the other hand, a negative focal length means that the focal point is on the same side of the lens as where the object is placed

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