Which of the following statements are true concerning sign
conventions for image formation?
Check all that apply.
A virtual image has a positive image distance; a real image has
a negative image distance.
For an upright image, the magnification is positive; for an
inverted image, the magnification is negative.
When the center of curvature of a spherical mirror is on the
same side as the reflected light, the radius of curvature is
positive; otherwise, it is negative.
A converging lens...