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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.
If the shutter speed remains the same, the picture will be ___________ because the intensity of light reaching the detector ____________.
Options:
overexposed
underexposed
correct
---------
increases with an increasing focal lenght
decreases with an increasing focal length
depends on the amount of light refracted by the first lens which remains the same
Be the first to answer this question.