When red light and green light are mixed, the color created is

When the red and green lights mix, the result is yellow. When green and blue lights mix, the result is a cyan. When the blue and red lights mix, the result is magenta. Red-green–blue additive mixing is used in television and computer monitors, including smartphone displays, to produce a wide range of colors.

d

explanation:

v=uf/(u-f)

= 5.10/(5-10) convex lens has positive focal length

=50/-5

=-10 cm (formed at other side)

positive reinforcement? ?