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3. A ray of light parallel to the optic axis of a concave mirror is reflected back
A. through the focal point.
B. parallel to the optic axis.
C. as if it came from the focal point.
D. through the center of the sphere.
me 11h​


Sagot :

B. Parallel to the optic axis.

A ray(1) parallel to the optical axis is refracted by the lens so that it diverges from the (primary) focal point F of the lens.

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