Question: Suppose a cameras exposure is correct when the lens has a focal length of 8.0 mm. Will the picture be overexposed, underexposed, or still correct

Suppose a camera’s exposure is correct when the lens has a focal length of 8.0 mm. Will the picture be overexposed, underexposed, or still correct if the focal length is “zoomed” to 16.0 mm without changing the diameter of the lens aperture? Explain.

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