There are effectively an infinite number of rays leaving a real object that head

Question

There are effectively an infinite number of rays leaving a real object that head toward a thin lens. When drawing ray diagrams, we learn how to work with _____ of them. two three four five one When drawing a ray diagram, the ray passing through the center of the lens always _____ passes through the first focal point emerges parallel to the optic axis passes through the lens undeflected passes through the second focal point reflects off of the lens The focal length and the focal distance are the same for a diverging lens. true it depends on whether the object is real or virtual false

Explanation / Answer

(a) two As we only need 2 rays to get intersection to draw image of object.

(b) Passes through the lens undeflected.

(c)-false focal length is converging ot diverging power and focal distance is distance of our object or image from lens.

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