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Concave mirrors are used in torches and ...

Concave mirrors are used in torches and in car headlights.

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Answer the following questions: State the type of mirror used in torches and headlights.

Give scientific reasons: A concave mirror is used in reflectors in search lights.

State whether the following are True or False : Concave mirrors are used in refracting telescopes.

Why is concave mirror used in solar devices?

Why are concave mirrors used in solar devices?

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Answer the following questions: When an object is kept at 50 cm in front of a concave mirror, Its real image is obtained at the same distance from the mirror. What is the focal length of the mirror?

State whether the following statements are true or false. Correct the false statements: A concave mirror always forms a real and inverted image.

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CHETANA PUBLICATION-REFLECTION OF LIGHT-EXERCISE
  1. Concave mirrors are used in torches and in car headlights.

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  2. If the reflected rays do not actually meet, such an image is called as...

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  3. In order to see the full image of a person standing in front of a mirr...

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  4. A rear view mirror of a car is ……….. .

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  5. A ray of light parallel to principal axis after reflection from concav...

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  6. State True or False. Correct the false statement: If the mirrors are...

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  7. State True or False. Correct the false statement: A convex mirror is ...

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  8. Match the columns:

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  9. The image made by a plane mirror is virtual.

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  10. A dentist uses a concave mirror while examining teeth.

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  11. Concave mirrors are used in torches and in car headlights.

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  12. Distinguish between Convex mirror and Concave mirror.

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  13. Why is concave mirror used in solar devices?

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  14. Describe the positions of the source of light with respect to a concav...

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  15. An object of height 7 cm is kept at a distance of 25 cm in front of a ...

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  16. A 10 cm long stick in kept horizontally in front of the concave mirror...

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  17. An object 10 cm in height is placed at a distance of 36 cm from a conc...

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  18. An image is formed 5 cm behind a convex mirror of focal length 10 cm. ...

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  19. Explain the sign conventions for reflection by spherical mirrors

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  20. In order to see the full image of a person standing in front of a mirr...

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