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When an object is placed at 75 cm in fro...

When an object is placed at 75 cm in front of a concave mirror, the magnification produced by the mirror is ( - 0.5). Find the focal length of the mirror.

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NAVNEET PUBLICATION-REFLECTION OF LIGHT-EXERCISE
  1. Give scientific reasons: A concave mirror is called a converging mirr...

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  2. Give scientific reasons: A concave mirror is used for shaving.

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  3. Give scientific reasons: A concave mirror is used in reflectors in se...

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  4. Give scientific reasons: While examining the teeth, a dentist uses an...

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  5. Give scientific reasons: An image formed by a convex mirror is always...

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  6. Give scientific reasons: A convex mirror is used as a rear-view mirro...

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  7. Distinguish between: Real image and Virtual image

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  8. Distinguish between Convex mirror and Concave mirror.

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  9. Solve the numerical problem Swarali has a doll. She wishes to keep it...

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  10. The real image of an object placed at 60 cm from a concave Mirror is ...

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  11. The focal length of a concave mirror is 15 cm. if the object distance ...

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  12. The focal length of a concave mirror is 15 cm. if the object distance...

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  13. An object of height 3 cm is placed at 9 cm from a concave mirror. The...

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  14. When an object is placed at 6 cm in front of a concave mirror, its vir...

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  15. When an object is placed at 0.5 m from a concave mirror, its real imag...

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  16. At what distance from a concave mirror of focal length 2 m should a bo...

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  17. When an object is placed at 75 cm in front of a concave mirror, the ma...

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  18. A concave mirror of focal length 10 cm is used to obtain an image on a...

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  19. When an object of height 10 cm is placed at 6 cm from a concave mirror...

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  20. An object of height 2 cm is kept at 60 cm in front of a convex mirror...

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