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प्रश्न
What is a pinhole camera? Draw a neat and labelled diagram to show the formation of an image of a lighted candle by it.
उत्तर
The pinhole camera is a simple application of the rectilinear propagation of light.
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संबंधित प्रश्न
Write true or false of the following statement.
The image in a pinhole camera gets blurred if the hole is made bigger.
Fill in the blank.
In a pinhole camera, the image formed is ...............
How can you obtain a point source of light?
Explain the formation of the image of a luminous object in a pinhole camera with the aid of a neat diagram.
State two factors that affect the size of the image formed in a pinhole camera.
State the effect on the image in a pinhole camera if the hole is made bigger.
State the effect on the image in a pinhole camera if The length of the pinhole camera is increased (length the screen is moved away from the pinhole).
Tick the correct answer.
The image formed in a pinhole camera is
Fill in the blank
Pinhole camera is based on the ................... propagation of light.
How does light travel?
