Home › AP Physics 2 › Physics › Geometric Optics › The image distance is taken to be positive for w…
The image distance is taken to be positive for which kind of image?
AA real image
BA virtual image
CAn inverted image
DA magnified image
Answer & Solution
Correct answer: A. A real image
1. Sign conventions distinguish the two image types.
2. A real image can be projected on a screen.
3. The image distance is taken to be positive for a real image.
4. It is negative for a virtual image.
_Source: OpenStax College Physics for AP Courses 2e (CC BY 4.0), Ch 25 'Geometric Optics', sections 25.1-25.7_
Related questions
Reflection and refraction are distinguished by whether light bounces off matter or:A convex lens and a concave lens differ in that the convex lens makes parallel rays:A lens forming an image that cannot be caught on a screen has an image distance that is:An optical fibre keeps light inside by arranging for the incident angle to be:Light entering glass from air bends toward the perpendicular, which shows that glass is opDetermining the index of refraction requires knowing the speed of light in the:The image distance is taken to be negative for which kind of image?An image that can be projected on a screen is described as a: