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प्रश्न
State two factors that affect the size of the image formed in a pinhole camera.
उत्तर
Factors affecting the size of the image :
The size of the image depends on the following two factors:
- The distance of screen (i.e. tracing paper) from the pinhole, and
- The distance of the object (i.e. candle) in front of the pinhole.
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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.
Select the correct alternative.
The formation of inverted image in a pinhole camera shows that
How can you obtain a point source of light?
What is a pinhole camera? Draw a neat and labelled diagram to show the formation of an image of a lighted candle by it.
Explain the formation of the image of a luminous object in a pinhole camera with the aid of a neat diagram.
Is the image obtained in a pinhole camera erect or inverted? Give reason for your answer.
How is the image affected in a pinhole camera when another fine hole is made near the first pinhole?
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).
Compare the images formed by plane mirror with that by pinhole camera
