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Can someone explain me what is aperture?

Answer» It is the reflecting surface of mirror
Hii
aperture is daimeter of spehere which is part of the mirror
In simple words, aperture is size of the mirror
Why did u ask when u know the answer...????
The effective width of mirror through which reflection takes place is called aperture.
Apne khud hi answer de diya..
Is it the diameter of the mirror or the reflecting surface of mirror
The portion of the mirror from which reflection if light actually takes place is called aperture of mirror.
It is the part of a lens which is the effective diameter of its light transmitting area.


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