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  1. #1
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    . , . 100W 220V // 100W, 110V / , -/ ?
    .

  2. #2
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  3. #3
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  4. #4
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    Quote Originally Posted by boyan88 View Post

    , , ?

  5. #5
    Registered User kolumb's Avatar
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    "" ( () ) 100W 220V :
    U=I x R

    P=U x I, , :
    R=(U x U)/P=(220x 220)/100=482 om-a
    , ( ).
    , 110V, :
    I=U/R=110/482=0.228A
    :
    P=U.I=110 x 0,228 = 25W 1/4 -.
    , - 2 - , 4 - .
    Last edited by kolumb; 7th September 2015 at 15:15.
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  6. #6
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    Quote Originally Posted by kolumb View Post
    "" ( () ) 100W 220V :
    U=I x R

    P=U x I, , :
    R=(U x U)/P=(220x 220)/100=482 om-a
    , ( ).
    , 110V, :
    I=U/R=110/482=0.228A
    :
    P=U.I=110 x 0,228 = 25W 1/4 -.
    , - 2 - , 4 - .
    , .. . !

  7. #7
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    Last edited by boyan88; 7th September 2015 at 17:20.

  8. #8
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    .

  9. #9

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    - . .. - .

  10. #10
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    - .

  11. #11
    . worm4's Avatar
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    Quote Originally Posted by vvvlado View Post
    - . .. - .
    Quote Originally Posted by Joreto View Post
    - .
    ""-

    P=(U^2)/R
    .
    "Arbeit macht frei" -
    - . , :..,,--?!
    OgiDogi: , , ..,

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