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What are the factors in which the image ...

What are the factors in which the image obtained by the pinhole camera depend ?

A

placing the object nearer to the camera

B

reducing the size of the object

C

decreasing the distance between the pinhole and the screen

D

making the pinhole bigger

Text Solution

Verified by Experts

The correct Answer is:
A
placing the object nearer to the camera
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  1. Which of the following instruments does not contain lenses?

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  2. A boy walks at a speed of 5 m/s towards a plane mirror. The boy and hi...

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  3. What are the factors in which the image obtained by the pinhole camera...

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  4. The image formed by a slide projector is usually:

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  5. White light is dispersed using a prism by means of:

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  6. Parallel rays of light entering a convex lens always converge at:

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  7. Total internal reflection can take place in glass and not in air becau...

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  8. Red light cannot be dispersed by a glass prism because it :

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  9. The bending of a beam of light when it passes obliquely from one mediu...

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  10. Name the part of a lens through which a ray of light passes without su...

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  11. In a simple microscope lens used is:

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  12. A positive magnification greater than unity indicates:

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  13. An object is placed 12 cm from a convex lens whose focal length is 10c...

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  14. The image produced by a concave lens is:

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  15. A virtual image is formed by:

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  16. Where should an object be placed in order of to use a convex lens as a...

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  17. Image formed by a convex mirror is

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  18. Image formed by plane mirror is :

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  19. The geometrical centre of surface of spherical mirror is called its

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  20. Define the principal focus of a concave mirror.

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