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प्रश्न
State two factors that affect the size of the image formed in a pinhole camera.
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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.
Image formed in a pinhole camera is real.
Write true or false of the following statement.
The image in a pinhole camera gets blurred if the hole is made bigger.
Define the terms: a ray of light and a beam 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.
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 luminous object is moved towards the pinhole.
Write true or false
Image formed in a pinhole camera is erect.
The image obtained in the pinhole camera is ______.
______ camera is a simple device that helps us to understand the rectilinear propagation of light.
