Prelab 6: Ray optics (a ray model for light) 1. Light from small light bulb, is incident on a mask with triangular hole, and creates an image on a paper viewing screen viewing screen arranged as shown in the diagram. Note: the small light bulb is small enough that it can be though of as a small point of light. What would appear on the screen in this situation? Draw a sketch and describe what you would see on mask with triangle cut out the screen. Explain your reasoning. small light bulb 2. The small light bulb is replaced with a long-filament (tubular) bulb. paper viewing screen What would appear on the screen now? Draw a sketch and describe what you would see on the screen. Explain your reasoning. mask with triangle cut out tubular light bulb