Problem 5.2 A piece of cardboard is placed between a very small light bulb and a screen. A block of glass is placed in front of the screen as shown in the side view diagram at right. bulb Ifthe glass were removed, would the size of the shadow on the screen increase, decrease, or stay the same? Explain your reasoning, and support your answer with a clear, qualitatively correct ray diagram. cardboard glass Y screen 3
Applications Of Reflection Of Light
When a light ray (termed as the incident ray) hits a surface and bounces back (forms a reflected ray), the process of reflection of light has taken place.
Sign Convention for Mirrors
A mirror is made of glass that is coated with a metal amalgam on one side due to which the light ray incident on the surface undergoes reflection and not refraction.
A. Stay the same. Glass is tightly against the cardboard. B. Increase. Light bends away from normal line entering glass. C. Increase . Light bends toward normal line entering glass. D. Decrease. Light bends away from normal line entering glass. E. Decrease. Light bends toward normal line entering .
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