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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
Fill in the blank.
In a pinhole camera, the image formed is ...............
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.
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.
State the effect on the image in a pinhole camera if the luminous object is moved towards the pinhole.
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.
Write true or false
Image formed in a pinhole camera is erect.
