A very small bulb, a rectangular block of plastic, a piece of cardboard, and a s
ID: 2251499 • Letter: A
Question
A very small bulb, a rectangular block of
plastic, a piece of cardboard, and a screen are
placed as shown at right.
Imagine that the room is
darkened and the bulb is
turned on.
If the plastic were removed, would the height of the shadow on the screen increase, decrease, or stay the same? Explain your reasoning, and support your answer with a clear ray diagram.
A very small bulb, a rectangular block of plastic, a piece of cardboard, and a screen are placed as shown at right. Imagine that the room is darkened and the bulb is turned on. If the plastic were removed, would the height of the shadow on the screen increase, decrease, or stay the same? Explain your reasoning, and support your answer with a clear ray diagram.Explanation / Answer
it will increase a due to the refraction pphenomenon the rayes will shift towards bottom on the screen and we have less height of shadow...