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Answer the following questions: The foc...

Answer the following questions:
The focal length of a concave mirror is 15cm. Where should on object be placed in front of this mirror so as to obtain an image which is real, inverted and of the same size as the object? Justify your answer.

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NAVNEET PUBLICATION-REFLECTION OF LIGHT-EXERCISE
  1. Answer the following questions: An erect image of an object is formed...

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  2. Answer the following questions: Given a spherical mirror, how will yo...

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  3. Answer the following questions: The focal length of a concave mirror ...

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  4. Answer the following questions: Which type of mirrors are used in the...

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  5. Why is concave mirror used in solar devices?

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  6. Give scientific reasons: Why does obtaining the image of the sun on ...

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  7. Give scientific reasons: A concave mirror is called a converging mirr...

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

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

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

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

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

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  13. Distinguish between: Real image and Virtual image

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  14. Distinguish between Convex mirror and Concave mirror.

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

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

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

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

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

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

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