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AvengerVirus

  • 2 years ago

Two plane mirrors are at right angle to each other. A man stands between them and combs his hair with his right hand. in how many of the image he will be seen using his right hand ? a-1 b-2 c-3 d-none of these

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  1. AvengerVirus
    • 2 years ago
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    @ghazi

  2. ghazi
    • 2 years ago
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    good question :)

  3. AvengerVirus
    • 2 years ago
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    yes our lecture gave us a lot of them and ask us to find answers and tell why to learn much :) and i have searched a lot my last way is here :D

  4. AvengerVirus
    • 2 years ago
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    and i just got one law from u :)

  5. ghazi
    • 2 years ago
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    see number of images formed = 3 by our last formula and from right hand there will be 2 not sure though

  6. AvengerVirus
    • 2 years ago
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    if t was one mirror then one image wii appear and i will be seen using my right hand r ight ?

  7. ghazi
    • 2 years ago
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    no, if it would be one mirror we would have seen our left just stand in front of mirror and see

  8. AvengerVirus
    • 2 years ago
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    ok if that when we apply that on the mirros there i found two of them is inverted so right hand appears right ?

  9. AvengerVirus
    • 2 years ago
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    and one is just like the image in one mirror

  10. AvengerVirus
    • 2 years ago
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    can i explain it like that ?

  11. AvengerVirus
    • 2 years ago
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    can u draw it please

  12. ghazi
    • 2 years ago
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    yes you can but in objective question i don't think you need to draw or explain

  13. AvengerVirus
    • 2 years ago
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    i knew we just didn't got the lesson yet that is all question the lecturer ask us to find and learn every possible information so i had to write explanation

  14. AvengerVirus
    • 2 years ago
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    |dw:1351705086170:dw| which one of them is right or both are wrong ?

  15. ghazi
    • 2 years ago
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    |dw:1351705092375:dw| it will be just one image from right hand i am sure about that

  16. AvengerVirus
    • 2 years ago
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    your is better :)

  17. ghazi
    • 2 years ago
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    the mirror in the left will show it from right , thanks :)

  18. AvengerVirus
    • 2 years ago
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    then this one image. and one on right mirror shows left hand. then where is the third iamge

  19. ghazi
    • 2 years ago
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    the third image is at the intersection of mirror that will show from left

  20. AvengerVirus
    • 2 years ago
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    then it will appear like one on the right mirror ok ?

  21. ghazi
    • 2 years ago
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    yes, so it will be one just one

  22. AvengerVirus
    • 2 years ago
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    @experimentX @ghazi ok i guess i get the idea so the last answer is....?

  23. ghazi
    • 2 years ago
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    1

  24. AvengerVirus
    • 2 years ago
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    ok what is the name of the formula u told me ?

  25. experimentX
    • 2 years ago
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    probably 2 ------------ since there will be 4 images ------------------------ 2 images = direct reflection = 180 turn 2 images = double reflection = 360 turn

  26. ghazi
    • 2 years ago
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    it's used for finding the number of images \[\frac{ 360 }{ n }-1\] where n is the angle between two mirrors

  27. AvengerVirus
    • 2 years ago
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    @experimentX but that formula will give that 3 images appears ?

  28. experimentX
    • 2 years ago
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    |dw:1351706800281:dw|

  29. AvengerVirus
    • 2 years ago
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    i don't say that u r wrong am just confused and i want to understand this one

  30. experimentX
    • 2 years ago
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    well ... try imagining yourself. it's pretty late around here .. have to sleep.

  31. AvengerVirus
    • 2 years ago
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    i got 2 mirrors, already did that and found three pics and 1 of them shows right hand

  32. AvengerVirus
    • 2 years ago
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    @ghazi @experimentX thx for trying to help :)

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