Question

Draw and explain the process of formation of image with a pinhole camera?

Answer 1

Light which comes from the point at the top of the flame goes straight towards the bottom of the screen.Light which comes from the point at the bottom of the flame goes straight towards the top of the screen.In this way the light coming in a particular direction from each point of the flame, will be able to enter into the pinhole and the light going in other directions is blocked.This leads the formation of an inverted images.

Answer 2

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➜ The light from the candle tracked straight in all directions form each points of the flame of the candle

➜ But only the light coming in some particular direction can enter into the camera through its pin hole

➜ Light which comes from the points at the bottom of the flame goes straight through its pin hole

➜ In this way the lights coming in a particular direction form each points of the flame,will be able to enter into the pinhole and lights going in other direction is blocked by the black sheet

➜ This leads to the formation of inverted image on the screen