Science, asked by sapnakamlapure278, 3 months ago

what is the definition of principal focas?

Answers

Answered by akashrawat09

1

Answer:

Focus is the point where light rays originating from a point on the object converge. The principal focus is defined as the point where a beam parallel to the principal axis appears to diverge converges from a point on the principal axis after passing through the lens.

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