Real image (such as the images on the right), real rays of light are always represented by full, solid lines; perceived or extrapolated rays of light are represented by dashed lines. A real image occurs where rays converge, whereas a virtual image occurs where rays only "appear" to converge. Real images can be produced by concave mirrors and converging lenses, only if the object is placed further away from the mirror/lens than the focal point and this real image is inverted. As the object approaches the focal point the image approaches infinity, and when the object passes the focal point the image
What If (Jason Derulo song) What If (Jason Derulo song) "What If" is the fourth single released by Jason Derulo on his self-titled debut album. The single was first released in the UK on July 26, 2010, where it peaked at number 12, marking Derulo's fourth consecutive Top 20 hit in the country. The piano intro in "What If" is inspired by that of "Alone" by Heart. The music video premiered on July 12, 2010, on the music channel program "The Official UK Top 40". It was revealed later that week that Ethan Lader was the director for the video. The plot of the video