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Two mirrors meet at right angles. A ray ...

Two mirrors meet at right angles. A ray of light is incident on one at an angle of 30° as shown in Draw the reflected ray from the second mirror.

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The first law of reflection is used to obtain the path of reflected light.

It can be observed that the given ray of light will reflect from the second mirror at an angle `60^(@)`
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NCERT-LIGHT -EXERCISE
  1. State the laws of reflection.

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  2. Describe an activity to show that the incident ray, the reflected ray ...

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  3. Fill in the blank in A person 1 m in front of a plane mirror seems t...

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  4. Fill in the blank in If you touch your ear with your right hand in ...

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  5. Fill in the blank in The size of the pupil becomes when you see in...

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  6. Fill in the blank in Night birds have cones than rods in their eye...

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  7. Angle of incidence is equal to the angle of reflection.

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  8. Image formed by a plane mirror is

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  9. Describe the construction of a kaleidoscope.

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  10. Draw a labelled diagram of eye .

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  11. Gurmit wanted to perform Activity 16.8 using a laser torch. Her teache...

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  12. Explain how you can take care of your eyes

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  13. What is the angle of incidence of a ray if the reflected ray is at an ...

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  14. How many images of a candle will be formed if it is placed between two...

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  15. Two mirrors meet at right angles. A ray of light is incident on one at...

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  16. Boojho stands at A just on the side of a plane mirror as shown in Fig....

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  17. Find out the position of the image of an object situated at A in the p...

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  18. Can Paheli at B see this image?

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  19. Can Boojho at C see this image?

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  20. When Paheli moves from B to C, where does the image of A move?

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