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A simple microscope is a combination of ...

A simple microscope is a combination of two lenses in contact of powers +15 D and +5D. Calculate the magnifying power of the microscope, if the final image is formed at 25 cm from the eye.

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A simple microscope is a combination of two lenses of power + 15 D and + 5 D in contact. Calculate magnifying power of microscope, if final image is formed at 25 cm from the eye.

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SL ARORA-OPTICAL INSTRUMENTS-Problems for self practice
  1. A simple microscope is a combination of two lenses in contact of power...

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  2. A converting lens of power 100 dioptre is used as a simple microscope....

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  3. (a) An object is seen through a simple microscope of focal length 12cm...

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  4. A converging lens of focal length 6.25 cm is used as a magnifying glas...

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  5. The magnifying glass is made of combination of lenses of power +20 D a...

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  6. A magnifying glass is a combination of a convex lens of focal length 5...

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  7. Magnifying power of a simple microscope A is 1.25 less than that of a ...

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  8. A child has near point at 10 cm. What is the maximum angular magnifica...

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  9. The magnification produced by the objective of a compound microscope i...

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  10. A convex lens of focal length 5cm is used as a simple microscope. What...

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  11. The focal lengths of the objective and eye piece of a compound microsc...

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  12. The focal lengths of the objective and the eyepiece of a compound micr...

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  13. The focal lengths of the objective and eye piece of a microscope are 2...

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  14. A compound microscope is made using a lens of focal 10 mm as objective...

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  15. An astronomical telescope having a magnifying power of 8 consists of t...

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  16. A telescope has an objective of focal length 200 cm and eyepiece of fo...

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  17. A telescope consists of an objective of focal length 50 cm and an eyep...

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  18. An astronimical telescope is to be designed to hve a magnifying power ...

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  19. A telescope has an objective of focal length 30 cm and an eye piece of...

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  20. The focal length of the objective of an astronomical telescope is 1.0 ...

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  21. The diameter of the moon is 3.5 xx 10^(3)km and its distance from the ...

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