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State whether the following statements a...

State whether the following statements are true or false. Correct the false statements:
If the image is erect, the height of the image is negative.

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CHETANA PUBLICATION-REFLECTION OF LIGHT-EXERCISE
  1. State whether the following statements are true or false. Correct the ...

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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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