Recent content by donaldson1967

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    Electomagnetic wave frequency and photons

    Excellent news - something else to look forward to (along with general physical decay)- thanks again - great help DD
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    Electomagnetic wave frequency and photons

    Okay- thanks a million- sorry for being a bit inadequate d
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    Electomagnetic wave frequency and photons

    okay i still get 49.9654 x 10*12 Hz going a bit crazy sorry i must be gaving a cerebral infarct BUT 600 nm = 600 x10-9? so 299 792 458 / 600 x 10 -9 = .. 4.99 x 10*13 = 49.9 x 10*12?
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    Electomagnetic wave frequency and photons

    thanks - but i still calculate it as λ = 600nm c = 299792458 m/s Frequency (v) = c/λ = 49.9654 x 10*12 Hz not 10*14 ??
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    Electomagnetic wave frequency and photons

    If i calculate the frequency of light with λ = 600nm ... Frequency (v) = c/λ = 49.9654 x 1012 Hz (waves per second) Can i say this is the frequency of photons i.e. 49.9654 x 1012 Hz (waves per second) Thanks DD
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    Does a Single Charge Create an Electric Field?

    so charge DOES have energy? even in the absence for example a voltage gradient?
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    Does a Single Charge Create an Electric Field?

    if so - in terms of classical EMF definitions where do the "field lines" go?
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    Does a Single Charge Create an Electric Field?

    Does a single isolated charge have an electric field?
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