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An object is placed at 30 cm in front of...

An object is placed at 30 cm in front of a concave mirror of radius of curvature 30 cm. Find the position, nature, and magnification of the image in each case.

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M=-1, image is real , inverted and same size as of object.
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KUMAR PRAKASHAN-RAY OPTICS AND OPTICAL INSTRUMENTS-SECTION-B (NUMERICALS)(NUMERICAL FROM TEXTUAL ILLUSTRATIONS)
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  8. Suppose while sitting in a parked car, you notice a jogger approaching...

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  9. The earth takes 24 h to rotate once about its axis. How much time does...

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  10. The earth takes 24 h to rotate once about its axis. How much time does...

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  11. Light from a point source in air falls on a spherical glass surface (n...

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  12. Light from a point source in air falls on a spherical glass surface (n...

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  13. A magician during a show makes a glass lens with n=1.47 disappear in t...

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  14. (i) If f = 0.5 m for a glass lens, what is the power of the lens? (ii)...

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