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The objective lens and eye piece lens of...

The objective lens and eye piece lens of a Compound microscope have focal length 1.5cm and 5 cm respectively. The object is placed at a distance 1.8 cm. What is its magnification?

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R G PUBLICATION-RAY OPTICS AND OPTICAL INSTRUCMENTS-EXERCISE
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  10. You are given a prism in which the two refracting surfaces are at 90^@...

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  11. A miopic person uses a lens of power -1.25D. What is his farpoint?

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  12. "In between a fixed object and a fixed screen, a convex lens can cast ...

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  13. Establish the lens maker's formula for a biconvex lens.

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  14. The focal lenghts of objectives and eyepiece of a telescope are 200cm ...

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  16. Draw the schematic diagram of a Cassegrain telescope.

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  18. Name the principle on which an optical fibre works.

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