Physics, asked by imamariyam532, 1 year ago

what is focal length of a lens?

Answers

Answered by rani49035

2

Answer:

length between focus and lens is called it's focal length.

Answered by MяMαgıcıαη

42

Answer:

the length between the principal focus and the center of curvature of a mirror or lens is called

focal length.

it is denoted by f

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